Pith Number

pith:B4ZDGB4F

pith:2014:B4ZDGB4FDHVLMWCJNKSLOFEGUN

not attested not anchored not stored refs pending

Laws, Causation and Dynamics at Different Levels

Jeremy Butterfield

arxiv:1406.4732 v1 · 2014-06-18 · physics.hist-ph · physics.pop-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{B4ZDGB4FDHVLMWCJNKSLOFEGUN}

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	2026-05-18T02:49:30.925511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f3233078519eab658496aa4b71486a36d2dbb767e3150eab74f968f2f0bb379

Aliases

arxiv: 1406.4732 · arxiv_version: 1406.4732v1 · doi: 10.48550/arxiv.1406.4732 · pith_short_12: B4ZDGB4FDHVL · pith_short_16: B4ZDGB4FDHVLMWCJ · pith_short_8: B4ZDGB4F

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/B4ZDGB4FDHVLMWCJNKSLOFEGUN \
  | 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: 0f3233078519eab658496aa4b71486a36d2dbb767e3150eab74f968f2f0bb379

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "750236bdabee4b54f653f5840a0f5c37ab771fa17f1c54ac65c283d179f99560",
    "cross_cats_sorted": [
      "physics.pop-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2014-06-18T14:27:05Z",
    "title_canon_sha256": "deb5a13830f3345c0cb7fa134062c654539975652629bf1c3a12d0a2813d0382"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.4732",
    "kind": "arxiv",
    "version": 1
  }
}