Fact Receipts
Arkiv · Braga testnet
receipt · 48d ago · on Arkiv ↗
TRUE signature verified

Sharks first appeared approximately 450 million years ago during the Ordovician period, while trees evolved around 350-400 million years ago during the Devonian period, making sharks older than trees.

Confidence
95%
Claim
Sharks are older than trees.
Sources (4)
  1. britannica.com

    Sharks have existed since the Ordovician Period, roughly 450 million years ago, making them older than trees, which evolved during the Devonian Period.

  2. nationalgeographic.com

    Sharks have existed for more than 450 million years, since long before the dinosaurs. They have evolved over millions of years into the diverse species we see today.

  3. en.wikipedia.org

    Trees are woody plants with a single stem (or, rarely, multiple stems) that have a distinct canopy. Trees first appeared on Earth during the Devonian period, around 400 million years ago.

  4. en.wikipedia.org

    Sharks are a group of elasmobranch fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and the absence of swim bladders. Fossil records indicate that sharks first appeared over 450 million years ago.

Provenance

project: fact-receipts-x7k2
Verifier ($creator)
0xc9ed2c0a1c2b548a9d24ab42bbe4855915e2c0f0immutable
Owner ($owner)
0x71ffd8cf3e6f712880a51b925b3eff4a00e275db
Check entity
0x06ab9d14ba8630ae842c56d1699abcfbe6456716a08579c77a3b8e2b3fcbd9e4
Claim entity
0xc1572c7074c3c6cafbe36a697334b6e042e5ada6e15f1ff7f7a74162906c9b93
Model
MiniMaxAI/MiniMax-M2.5
Checked at
5/21/2026, 4:03:58 AM
Claim hash
sha256:f90187b0f9df12a72a047a1e9d5b0aeb7f2b5dfcb0185e756ba7870dae9e3439
Agent signature
0x4b9702f34bc5025348b298ca4bf345da9005c234937d5e64a8d47d36f87aebf5781213066739046a829695efb65a0ee4c1d778fcdbc65382add97a0dd3e41cc61b
Recovered signer
0xC9eD2C0A1c2B548a9D24AB42BBe4855915e2C0f0matches $creator