Pith Number

pith:YKYD4TL5

pith:2003:YKYD4TL53ZKWYRHHX4P72CSTEX

not attested not anchored not stored refs pending

Origin of Chaos in the Prometheus-Pandora System

Caltech), Nicole Rappaport (JPL), Peter Goldreich (IAS

arxiv:astro-ph/0307259 v1 · 2003-07-11 · astro-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{YKYD4TL53ZKWYRHHX4P72CSTEX}

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	2026-05-18T01:40:38.536616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2b03e4d7dde556c44e7bf1ffd0a5325f476a7118c84a25fa7f75f35ad2bc924

Aliases

arxiv: astro-ph/0307259 · arxiv_version: astro-ph/0307259v1 · doi: 10.48550/arxiv.astro-ph/0307259 · pith_short_12: YKYD4TL53ZKW · pith_short_16: YKYD4TL53ZKWYRHH · pith_short_8: YKYD4TL5

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/YKYD4TL53ZKWYRHHX4P72CSTEX \
  | 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: c2b03e4d7dde556c44e7bf1ffd0a5325f476a7118c84a25fa7f75f35ad2bc924

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3e4066b405e78d201f285ec88f3bf9656567836aae2bf275aea6bc4ee4772e0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-07-11T22:47:40Z",
    "title_canon_sha256": "40159959072ebaac0170ded6def5e75bdb1a8cc6f404cba9fdf86fd721fc15fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0307259",
    "kind": "arxiv",
    "version": 1
  }
}