Pith Number

pith:FHJQFT5A

pith:2025:FHJQFT5AZXZSRFSWFNQRBNRUPK

not attested not anchored not stored refs pending

Climbing plants -- Wrapping elastic plant stems around a cylindrical stake

Henri Gouin (AMU, Iusti)

arxiv:2507.15414 v1 · 2025-07-21 · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FHJQFT5AZXZSRFSWFNQRBNRUPK}

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	2026-07-05T11:40:36.756310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29d302cfa0cdf32896562b6110b6347a926bf7b846ad07d6d474bc00d204d196

Aliases

arxiv: 2507.15414 · arxiv_version: 2507.15414v1 · doi: 10.48550/arxiv.2507.15414 · pith_short_12: FHJQFT5AZXZS · pith_short_16: FHJQFT5AZXZSRFSW · pith_short_8: FHJQFT5A

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/FHJQFT5AZXZSRFSWFNQRBNRUPK \
  | 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: 29d302cfa0cdf32896562b6110b6347a926bf7b846ad07d6d474bc00d204d196

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c83670964a95afde83ce7e02d818ba5f6a94b55272f3be979524f47baa05407a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2025-07-21T09:11:50Z",
    "title_canon_sha256": "2fcc589418644551f0d804305f29ec010b2550aa4b7d077b719b7371bca64c29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.15414",
    "kind": "arxiv",
    "version": 1
  }
}