Pith Number

pith:PUNPBUZR

pith:2002:PUNPBUZR2S5QNIMHI46RG5OIUM

not attested not anchored not stored refs pending

GRS 1915+105: Ten Years After

Italy), Merate, Tomaso Belloni (Osservatorio Astronomico di Brera

arxiv:astro-ph/0208129 v1 · 2002-08-06 · 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{PUNPBUZR2S5QNIMHI46RG5OIUM}

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	2026-07-04T14:12:09.224995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d1af0d331d4bb06a187473d1375c8a31031a4b89e9bbe2a238b824744e420a2

Aliases

arxiv: astro-ph/0208129 · arxiv_version: astro-ph/0208129v1 · doi: 10.48550/arxiv.astro-ph/0208129 · pith_short_12: PUNPBUZR2S5Q · pith_short_16: PUNPBUZR2S5QNIMH · pith_short_8: PUNPBUZR

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/PUNPBUZR2S5QNIMHI46RG5OIUM \
  | 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: 7d1af0d331d4bb06a187473d1375c8a31031a4b89e9bbe2a238b824744e420a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9707d4622e7adf3a4ba04d0232d63598291b17b9a4cd8cc7545a2ac08388969e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-08-06T17:19:07Z",
    "title_canon_sha256": "9c900a43f1f1ac9bfa1fd3f4a743961e7c9ec1bccbd360fd1a4ac89dd051ea12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0208129",
    "kind": "arxiv",
    "version": 1
  }
}