Pith Number

pith:PHQ5HMTX

pith:2000:PHQ5HMTX6CWSDHHXUBWYN5TTTS

not attested not anchored not stored refs pending

The outer-halo globular cluster NGC 6229. IV. Variable stars

(2) Univ. Virginia), J. Borissova (1), M. Catelan (2), T. Valchev (1) ((1) Bulg. Acad. Sc.

arxiv:astro-ph/0010078 v1 · 2000-10-03 · 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{PHQ5HMTX6CWSDHHXUBWYN5TTTS}

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	2026-05-18T01:40:45.505512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79e1d3b277f0ad219cf7a06d86f6739c8f88d6f7dce15b1886d4080416931c2f

Aliases

arxiv: astro-ph/0010078 · arxiv_version: astro-ph/0010078v1 · doi: 10.48550/arxiv.astro-ph/0010078 · pith_short_12: PHQ5HMTX6CWS · pith_short_16: PHQ5HMTX6CWSDHHX · pith_short_8: PHQ5HMTX

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/PHQ5HMTX6CWSDHHXUBWYN5TTTS \
  | 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: 79e1d3b277f0ad219cf7a06d86f6739c8f88d6f7dce15b1886d4080416931c2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e70b056febe0494b45301e348137c504ebb298610d9d3cc09949829b264e9d9c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-10-03T23:30:25Z",
    "title_canon_sha256": "857e62f4474e0600ff80b958329b0b024d0291f925e41aca42925be11f84f518"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0010078",
    "kind": "arxiv",
    "version": 1
  }
}