Pith Number

pith:KAEB5RVP

pith:1995:KAEB5RVPYKSJTUAVXEVMPNZAVG

not attested not anchored not stored refs pending

CHEMICAL ABUNDANCES IN CLUSTERS OF GALAXIES

Brad K. Gibson, Francesca Matteucci

arxiv:astro-ph/9503057 v1 · 1995-03-14 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KAEB5RVPYKSJTUAVXEVMPNZAVG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:07:41.770517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50081ec6afc2a499d015b92ac7b720a98b9d777aaf9f29b151889d57584817e8

Aliases

arxiv: astro-ph/9503057 · arxiv_version: astro-ph/9503057v1 · doi: 10.48550/arxiv.astro-ph/9503057 · pith_short_12: KAEB5RVPYKSJ · pith_short_16: KAEB5RVPYKSJTUAV · pith_short_8: KAEB5RVP

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/KAEB5RVPYKSJTUAVXEVMPNZAVG \
  | 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: 50081ec6afc2a499d015b92ac7b720a98b9d777aaf9f29b151889d57584817e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12addc9e749146ac6ea8ba01ec59cc867130ed17a65ccf10447fc3c0246b5e22",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-03-14T17:55:47Z",
    "title_canon_sha256": "2c4509fdda5a2c68ddd1433fc7db4b81e3e874cff737a246dce8963c0a1b286c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9503057",
    "kind": "arxiv",
    "version": 1
  }
}