Pith Number

pith:G6L7767V

pith:2005:G6L7767VXPIE5ZTSWO5C4JDRVK

not attested not anchored not stored refs pending

Investigating the Late Stages of Stellar Evolution with Long Period Variables from MACHO and 2MASS

Kem H. Cook, Oliver J. Fraser, Suzanne L. Hawley

arxiv:astro-ph/0509569 v2 · 2005-09-19 · 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{G6L7767VXPIE5ZTSWO5C4JDRVK}

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	2026-05-18T04:33:50.771452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3797fffbf5bbd04ee672b3ba2e2471aab24fb8de1d9aad1fe33f96340fe89b7f

Aliases

arxiv: astro-ph/0509569 · arxiv_version: astro-ph/0509569v2 · doi: 10.48550/arxiv.astro-ph/0509569 · pith_short_12: G6L7767VXPIE · pith_short_16: G6L7767VXPIE5ZTS · pith_short_8: G6L7767V

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/G6L7767VXPIE5ZTSWO5C4JDRVK \
  | 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: 3797fffbf5bbd04ee672b3ba2e2471aab24fb8de1d9aad1fe33f96340fe89b7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4be979b6b817b4d3b31e7628c9ccbee4d45ccc06af21ae7d940116127b73e8c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-09-19T21:46:51Z",
    "title_canon_sha256": "c0b0d2323a9fbe436cd8a3def4274ad92fff33167bb4136d7849030792e1f13c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0509569",
    "kind": "arxiv",
    "version": 2
  }
}