Pith Number

pith:2L7ZPFHH

pith:2010:2L7ZPFHHEZHPTGMVUI7R6IOXH5

not attested not anchored not stored refs pending

A Large Catalogue of Ultraluminous X-ray Source Candidates in Nearby Galaxies

A. C. Fabian, D. J. Walton, J. C. Gladstone, T. P. Roberts

arxiv:1011.0398 v1 · 2010-11-01 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2L7ZPFHHEZHPTGMVUI7R6IOXH5}

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	2026-05-18T02:04:54.075302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2ff9794e7264ef99995a23f1f21d73f57838332dfc7084afd73684c8369ad1b

Aliases

arxiv: 1011.0398 · arxiv_version: 1011.0398v1 · doi: 10.48550/arxiv.1011.0398 · pith_short_12: 2L7ZPFHHEZHP · pith_short_16: 2L7ZPFHHEZHPTGMV · pith_short_8: 2L7ZPFHH

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/2L7ZPFHHEZHPTGMVUI7R6IOXH5 \
  | 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: d2ff9794e7264ef99995a23f1f21d73f57838332dfc7084afd73684c8369ad1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a28d9046cf6ac27807f53bf3315b0625cfc973c07a54ad00aa54c9f939fc760",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-11-01T18:00:09Z",
    "title_canon_sha256": "261f5586239c3dc1f25f3a4d9ac9b4c4c3badf365049168e3aa05dcdd9ffcf3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.0398",
    "kind": "arxiv",
    "version": 1
  }
}