Pith Number

pith:U74XOQKB

pith:2025:U74XOQKBHRH2TZ4JVT6HJTYURT

not attested not anchored not stored refs pending

Toward a Unified Theory of Catalysis

Frank Nelson Crespilho

arxiv:2505.01213 v1 · 2025-05-02 · physics.chem-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{U74XOQKBHRH2TZ4JVT6HJTYURT}

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	2026-07-05T10:57:47.674520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7f97741413c4fa9e789acfc74cf148cce4375ea4c98063d8d542191697a18f5

Aliases

arxiv: 2505.01213 · arxiv_version: 2505.01213v1 · doi: 10.48550/arxiv.2505.01213 · pith_short_12: U74XOQKBHRH2 · pith_short_16: U74XOQKBHRH2TZ4J · pith_short_8: U74XOQKB

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/U74XOQKBHRH2TZ4JVT6HJTYURT \
  | 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: a7f97741413c4fa9e789acfc74cf148cce4375ea4c98063d8d542191697a18f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2311444e3840920a3d012c5c4321ab44dedab73e1240dd929b45e0cdf1b141f1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2025-05-02T12:04:44Z",
    "title_canon_sha256": "f978faf891e0c564cc392fc902c3358a0ebc15f416077d895098fb367cc463cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.01213",
    "kind": "arxiv",
    "version": 1
  }
}