Pith Number

pith:UG63ECRU

pith:2016:UG63ECRUDWZWQA533R5CTYRMEN

not attested not anchored not stored refs pending

Fishlike Rheotaxis

Brendan Colvert, Eva Kanso

arxiv:1602.08537 v1 · 2016-02-27 · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UG63ECRUDWZWQA533R5CTYRMEN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:16:40.378000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1bdb20a341db36803bbdc7a29e22c2351fbea9a8153f78a6fba8345c46c0b8b

Aliases

arxiv: 1602.08537 · arxiv_version: 1602.08537v1 · doi: 10.48550/arxiv.1602.08537 · pith_short_12: UG63ECRUDWZW · pith_short_16: UG63ECRUDWZWQA53 · pith_short_8: UG63ECRU

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/UG63ECRUDWZWQA533R5CTYRMEN \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a1bdb20a341db36803bbdc7a29e22c2351fbea9a8153f78a6fba8345c46c0b8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18edd468a74fa8023b916f1ef9b955ba8123837de54dd16dd7a2e75326cc1814",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2016-02-27T00:45:50Z",
    "title_canon_sha256": "ec3f2a710d9b8fd54f6c9db500292cf4a7c32d9e8f81e774864cb7f83e203139"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.08537",
    "kind": "arxiv",
    "version": 1
  }
}