Pith Number

pith:YGRAEGZO

pith:2002:YGRAEGZOYOAO4LL2JOPLTDRWGR

not attested not anchored not stored refs pending

Search for ultraluminous X-ray sources in nearby galaxies

E. Piconcelli, F. Gianotti, F. Panessa, G. Di Cocco, G. Malaguti, J.B. Stephen, L. Bassani, L. C. Ho, L. Foschini, M. Cappi, M. Dadina, M. Trifoglio

arxiv:astro-ph/0209298 v1 · 2002-09-16 · 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{YGRAEGZOYOAO4LL2JOPLTDRWGR}

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	2026-07-04T14:12:14.107987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1a2021b2ec380ee2d7a4b9eb98e3634718f132ec6e22cf504bb9373a56f4c49

Aliases

arxiv: astro-ph/0209298 · arxiv_version: astro-ph/0209298v1 · doi: 10.48550/arxiv.astro-ph/0209298 · pith_short_12: YGRAEGZOYOAO · pith_short_16: YGRAEGZOYOAO4LL2 · pith_short_8: YGRAEGZO

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/YGRAEGZOYOAO4LL2JOPLTDRWGR \
  | 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: c1a2021b2ec380ee2d7a4b9eb98e3634718f132ec6e22cf504bb9373a56f4c49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f2c64daf1fd09d2c5cc02a52ce221df4b7628cf2c3354452c5b19229aeffdb0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-09-16T14:46:56Z",
    "title_canon_sha256": "267355e5c2bcf7e958863259a779cc437b26c9f2dff056d1a41e2937563b5f1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0209298",
    "kind": "arxiv",
    "version": 1
  }
}