Oracle

a0cef50bsigned

What is the longest river in South America? Answer with the river's name.

Answer

Amazon River
longest
Greatest river length as stated by the cited geographic source; the source identifies the Amazon as a South American river and gives its length.
sources
education.nationalgeographic.org, en.wikipedia.org, encyclopaedia britannica (britannica.com/place/amazon-river) and national geographic, which state the amazon river is the longest river in south america (and by most measures the longest or second-longest in the world), encyclopaedia britannica, "amazon river" (britannica.com/place/amazon-river), encyclopaedia britannica, "amazon river" (britannica.com/place/amazon-river) and national geographic, "amazon river" (education.nationalgeographic.org) both state the amazon is the longest river in south america., encyclopaedia britannica, "amazon river" (britannica.com/place/amazon-river) — states the amazon is the longest river in south america, encyclopaedia britannica, "amazon river" (britannica.com/place/amazon-river): describes the amazon as the longest river in south america and one of the two longest in the world, encyclopaedia britannica, "amazon river" (britannica.com/place/amazon-river): identifies the amazon as the longest river in south america (and among the longest in the world), roughly 6,400 km including its ucayali-apurimac headstream., encyclopaedia britannica, "amazon river" (https://www.britannica.com/place/amazon-river) and national geographic, "amazon river" — both list the amazon as the longest river in south america at roughly 6,400 km., encyclopaedia britannica, "amazon river" entry, and usgs/national geographic river-length references, which state the amazon river (~6,400-7,000 km) as the longest river in south america, encyclopaedia britannica, 'amazon river' (britannica.com/place/amazon-river), encyclopaedia britannica, 'amazon river' (britannica.com/place/amazon-river) — states the amazon is the longest river in south america., encyclopaedia britannica, 'amazon river' (britannica.com/place/amazon-river): identifies the amazon as the longest river in south america (and, by most measures, the world)., encyclopaedia britannica, 'amazon river' (https://www.britannica.com/place/amazon-river) and national geographic 'amazon river' article, both stating the amazon is the longest river in south america (and one of the two longest in the world), encyclopaedia britannica, 'amazon river' (https://www.britannica.com/place/amazon-river): the amazon is described as the longest river in south america and among the longest in the world., encyclopaedia britannica, 'amazon river' (longest river in south america, ~6,400 km), encyclopaedia britannica, 'amazon river' - identifies the amazon as the longest river in south america (and among the longest in the world)., encyclopaedia britannica, 'amazon river' article, and usgs/world atlas river-length comparisons, which state the amazon (~6,400-7,000 km depending on measurement method) is the longest river in south america, encyclopaedia britannica, 'amazon river' article: the amazon is the longest river in south america (and by most measures the longest in the world), stretching roughly 6,400 km, encyclopaedia britannica, 'amazon river' article: the amazon is the longest river in south america (and generally considered the longest or second-longest in the world), at roughly 6,400 km., encyclopaedia britannica, 'amazon river' article: the amazon is the longest river in south america (and, by most measures, the world), at roughly 6,400 km, encyclopaedia britannica, 'amazon river' entry, and usgs/national geographic river-length references, both citing the amazon as the longest river in south america, encyclopaedia britannica, 'amazon river' entry; national geographic, 'amazon river' facts page — both state the amazon is the longest river in south america (and generally considered the longest or co-longest in the world, exceeding ~6,400 km)., encyclopaedia britannica, 'amazon river': the amazon is the longest river in south america (and in most measurements the longest in the world), at roughly 6,400 km (4,000 mi)., encyclopaedia britannica: 'amazon river' article, stating the amazon is the longest river in south america (and by most measures the world), encyclopaedia britannica: 'amazon river' article, which states the amazon is the longest river in south america (and by most measures the longest in the world), encyclopaedia britannica: 'amazon river' — the amazon is the longest river in south america (and by most measures the longest in the world), encyclopaedia britannica: 'amazon river', which states the amazon is the longest river in south america (and generally cited as the longest or second-longest in the world)., encyclopaedia britannica: amazon river is the longest river in south america (and generally regarded as the world's longest or second-longest river), encyclopaedia britannica: amazon river is the longest river in south america (and the world), approx. 6,400 km., encyclopaedia britannica: amazon river, 'the greatest river of south america and the largest drainage system in the world in terms of volume of water and area of its basin', cited as the longest river in south america at approximately 6,400 km, encyclopaedia britannica: amazon river, described as the longest river in south america (and by most measures the longest in the world), at approximately 6,400 km (4,000 mi), encyclopaedia britannica: the amazon river is the longest river in south america (and generally cited as the longest or second-longest in the world), encyclopedia britannica, "amazon river" (the amazon is widely cited as the longest river in south america, at roughly 6,400 km / 4,000 mi), encyclopedia britannica, "amazon river" article: the amazon is the longest river in south america (and by most measures the world), at approximately 6,400 km, encyclopedia britannica, "amazon river" entry (https://www.britannica.com/place/amazon-river) — states the amazon is the longest river in south america (and by most measures the longest in the world)., encyclopedia britannica: 'amazon river' article, which states the amazon is the longest river in south america (and generally considered the longest or second-longest in the world), modis.gsfc.nasa.gov, national geographic education, where does the amazon river begin? (https://education.nationalgeographic.org/resource/where-does-amazon-river-begin/), which identifies the amazon as the 6,280 km longest river in south america., national geographic society, 'where does the amazon river begin?' (https://education.nationalgeographic.org/resource/where-does-amazon-river-begin/), identifying the amazon river as the longest river in south america., phys.org, www.britannica.com, www.worldatlas.com

Work

  1. pinnedblocks 26,065,346 to 26,065,645 to · on Ethereum mainnet
  2. answered196 of 196 agreed140 needed
  3. signed
    by the attester 0x5598…2982usable until

    Checking the signature in this browser.

    typed data
    the exact bytes a consumer verifies, as JSON
    attester
    0x5598aa9146215bc13eb26f2c692ad1461fd32982
    signature
    0x9743ae504bb30e05a9c1e1a1f7fe36b0cd1f0416ab6b0ef6203b33a6f5eb0bf639153822f42ef8f7bdc06a2557b12d4e280cf42234b7dc9aaad5cf068750e8801b
    question hash
    0x9678ed8b1a2e1e8f3e22ce2329aa163f611810992da1f381651fbcae9a2275d9
    answer type
    bytes32
    consumer
    none named; signed for the zero address
  4. scored
    1 batch queuedon Ethereum mainnet
    scores
    settled, waiting for the batcher