Pith Number

pith:PAF24RCX

pith:2005:PAF24RCXM2JDLQX6FG44FGOYI5

not attested not anchored not stored refs pending

Comparisons of an Evolutionary Chemical Model with Other Models

Edwin A. Bergin, Jeong-Eun Lee, Neal J. Evans II

arxiv:astro-ph/0506086 v1 · 2005-06-03 · 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{PAF24RCXM2JDLQX6FG44FGOYI5}

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	2026-07-04T16:52:29.537185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

780bae4457669235c2fe29b9c299d84751edc1b07f596b1a1aec06075774fd0a

Aliases

arxiv: astro-ph/0506086 · arxiv_version: astro-ph/0506086v1 · doi: 10.48550/arxiv.astro-ph/0506086 · pith_short_12: PAF24RCXM2JD · pith_short_16: PAF24RCXM2JDLQX6 · pith_short_8: PAF24RCX

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/PAF24RCXM2JDLQX6FG44FGOYI5 \
  | 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: 780bae4457669235c2fe29b9c299d84751edc1b07f596b1a1aec06075774fd0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77eaa2b860f1f292f29b7d5cb1b731e026d518e99658e641a56734df6e9b5be5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-06-03T18:33:33Z",
    "title_canon_sha256": "c737d2cc522571bfbfc6b36e852ed892c2fb6a5c1e92a941aa8e2ed13b4cf64c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0506086",
    "kind": "arxiv",
    "version": 1
  }
}