Pith Number

pith:4JRJFHI7

pith:2014:4JRJFHI7Q3UMGBRBCEOUMLAPNA

not attested not anchored not stored refs pending

Ultra-fast escape maneuver of an octopus-inspired robot

G. D. Weymouth, M. S. Triantafyllou, V. Subramaniam

arxiv:1409.3984 v2 · 2014-09-13 · 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{4JRJFHI7Q3UMGBRBCEOUMLAPNA}

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	2026-05-18T02:28:05.120084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e262929d1f86e8c30621111d462c0f68350bdea70a16fc2ebb44387d7990caeb

Aliases

arxiv: 1409.3984 · arxiv_version: 1409.3984v2 · doi: 10.48550/arxiv.1409.3984 · pith_short_12: 4JRJFHI7Q3UM · pith_short_16: 4JRJFHI7Q3UMGBRB · pith_short_8: 4JRJFHI7

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/4JRJFHI7Q3UMGBRBCEOUMLAPNA \
  | 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: e262929d1f86e8c30621111d462c0f68350bdea70a16fc2ebb44387d7990caeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5ff60d2ab57cf4284adaf1fcd2d3592869bd4e37203d09f7a63e7572d39df7c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2014-09-13T19:32:15Z",
    "title_canon_sha256": "74d42c066b682de743c50314f3017b3b499395ce51fc844de12899c36ad46f6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3984",
    "kind": "arxiv",
    "version": 2
  }
}