Pith Number

pith:J7HIHMU5

pith:2013:J7HIHMU5CUT62LVLKEU5YRLXMK

not attested not anchored not stored refs pending

Discovery of a Highly Variable Dipping Ultraluminous X-ray source in M94

(2) IRAP, (3) MIT, Dacheng Lin (1), Didier Barret (2), France, Jimmy A. Irwin (1), Natalie A. Webb (2), Ronald A. Remillard (3) ((1) University of Alabama, USA, USA)

arxiv:1311.1198 v1 · 2013-11-05 · 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{J7HIHMU5CUT62LVLKEU5YRLXMK}

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	2026-05-18T01:46:38.636703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fce83b29d1527ed2eab5129dc457762a0ad7b5376cb579442cf4e7dbb33dc13

Aliases

arxiv: 1311.1198 · arxiv_version: 1311.1198v1 · doi: 10.48550/arxiv.1311.1198 · pith_short_12: J7HIHMU5CUT6 · pith_short_16: J7HIHMU5CUT62LVL · pith_short_8: J7HIHMU5

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/J7HIHMU5CUT62LVLKEU5YRLXMK \
  | 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: 4fce83b29d1527ed2eab5129dc457762a0ad7b5376cb579442cf4e7dbb33dc13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecb5eedd8f33aef225772d118c671f1a1804f1b931075ccb73b032a259b9c19c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-11-05T20:59:59Z",
    "title_canon_sha256": "52b238c603f6de31d338eab8d1751d2fcce075f9ff9aeba4eb40688ed2ca0e23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1198",
    "kind": "arxiv",
    "version": 1
  }
}