Pith Number

pith:U5KAOKIK

pith:2012:U5KAOKIKQM4LJBTUQRGT65ENXN

not attested not anchored not stored refs pending

IGRJ18179-1621: An obscured X-ray pulsar discovered by INTEGRAL

A. Manousakis, C. Ferrigno, E. Bozzo, M. Falanga, M. Tuerler

arxiv:1207.4557 v2 · 2012-07-19 · 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{U5KAOKIKQM4LJBTUQRGT65ENXN}

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	2026-05-18T01:56:16.440920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a75407290a8338b48674844d3f748dbb4124c1d13c0b6d9bf0a11c7909d398a2

Aliases

arxiv: 1207.4557 · arxiv_version: 1207.4557v2 · doi: 10.48550/arxiv.1207.4557 · pith_short_12: U5KAOKIKQM4L · pith_short_16: U5KAOKIKQM4LJBTU · pith_short_8: U5KAOKIK

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/U5KAOKIKQM4LJBTUQRGT65ENXN \
  | 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: a75407290a8338b48674844d3f748dbb4124c1d13c0b6d9bf0a11c7909d398a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb568eb50e444cc830f359e924a670d506aa0cb0d6ebe5ad42af610ddc7f4ed2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-07-19T06:10:53Z",
    "title_canon_sha256": "abb6e85c6dd27fc4b44243ab08b7b8883328c22113e7c68473dcd4db5779433d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4557",
    "kind": "arxiv",
    "version": 2
  }
}