Pith Number

pith:TUGJTLPZ

pith:2012:TUGJTLPZ5ZRCWEHRVAFXTIQI2C

not attested not anchored not stored refs pending

Swift observations of the ultraluminous X-ray source XMMU J004243.6+412519 in M31

F. Pintore, L. Tomasella, L. Zampieri, P. Esposito, S. E. Motta

arxiv:1210.5099 v2 · 2012-10-18 · 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{TUGJTLPZ5ZRCWEHRVAFXTIQI2C}

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	2026-05-18T03:36:17.805647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d0c99adf9ee622b10f1a80b79a208d095fcccfd524fa573a53b4bfd5d147371

Aliases

arxiv: 1210.5099 · arxiv_version: 1210.5099v2 · doi: 10.48550/arxiv.1210.5099 · pith_short_12: TUGJTLPZ5ZRC · pith_short_16: TUGJTLPZ5ZRCWEHR · pith_short_8: TUGJTLPZ

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/TUGJTLPZ5ZRCWEHRVAFXTIQI2C \
  | 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: 9d0c99adf9ee622b10f1a80b79a208d095fcccfd524fa573a53b4bfd5d147371

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57918048eb977e7f32592dad73014eaf78901aa6435b3220e52ae4d7329fd5e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-10-18T11:38:52Z",
    "title_canon_sha256": "357ad11d83b49876c009b307bb9d533e8a8d7a2b54227d4a207d86849bd42b50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.5099",
    "kind": "arxiv",
    "version": 2
  }
}