Pith Number

pith:5QXAEURA

pith:2012:5QXAEURANHQQMIOEMDNE6MORFW

not attested not anchored not stored refs pending

Stellar Mass Black Holes and Ultraluminous X-Ray Sources

Rob Fender (Univ. Southampton), Tomaso Belloni (INAF-OAB)

arxiv:1208.1138 v1 · 2012-08-06 · 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{5QXAEURANHQQMIOEMDNE6MORFW}

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	2026-05-18T01:55:22.698684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec2e02522069e10621c460da4f31d12d9ca821eb43f0264fc95b786a797e604c

Aliases

arxiv: 1208.1138 · arxiv_version: 1208.1138v1 · doi: 10.48550/arxiv.1208.1138 · pith_short_12: 5QXAEURANHQQ · pith_short_16: 5QXAEURANHQQMIOE · pith_short_8: 5QXAEURA

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/5QXAEURANHQQMIOEMDNE6MORFW \
  | 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: ec2e02522069e10621c460da4f31d12d9ca821eb43f0264fc95b786a797e604c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "650bba08090cd35f1384ce94c3d5bb879047ed48aab64c693215a5f2b3f6ddd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-08-06T11:29:16Z",
    "title_canon_sha256": "d6c5e3b5a1bb3e2d2314e7970e12402f33b29ae7a45925d1a42275608a14c1b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1138",
    "kind": "arxiv",
    "version": 1
  }
}