Pith Number

pith:OVOONCIQ

pith:2015:OVOONCIQABBW6TVCOAIIQRL76I

not attested not anchored not stored refs pending

Hierarchical assembly may be a way to make large information-rich structures

Stephen Whitelam

arxiv:1505.07501 v2 · 2015-05-27 · physics.bio-ph · cond-mat.soft · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OVOONCIQABBW6TVCOAIIQRL76I}

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	2026-05-18T01:18:49.337745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

755ce6891000436f4ea2701088457ff208ace8f5e70ae6e0dbe9cabeb3d268cf

Aliases

arxiv: 1505.07501 · arxiv_version: 1505.07501v2 · doi: 10.48550/arxiv.1505.07501 · pith_short_12: OVOONCIQABBW · pith_short_16: OVOONCIQABBW6TVC · pith_short_8: OVOONCIQ

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/OVOONCIQABBW6TVCOAIIQRL76I \
  | 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: 755ce6891000436f4ea2701088457ff208ace8f5e70ae6e0dbe9cabeb3d268cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e71d11dc13cbf8aea795d9acebb488a4fe6f088204a84f762168f97f3f1e89cd",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2015-05-27T21:53:26Z",
    "title_canon_sha256": "147bfd42c1d0339b89abc65d05da6505a64b41dd62eb51d386b9ab879cd2ccca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07501",
    "kind": "arxiv",
    "version": 2
  }
}