Pith Number

pith:DBB4APQ2

pith:2013:DBB4APQ2FSVGJKEGY7MPT4WKHX

not attested not anchored not stored refs pending

Gamma-Ray Bursts, witnessing the birth of stellar mass black holes

Jean-Luc Atteia

arxiv:1302.6461 v1 · 2013-02-26 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DBB4APQ2FSVGJKEGY7MPT4WKHX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:32:29.147500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1843c03e1a2caa64a886c7d8f9f2ca3dce9b915cdcb58f420ed650481b2733cc

Aliases

arxiv: 1302.6461 · arxiv_version: 1302.6461v1 · doi: 10.48550/arxiv.1302.6461 · pith_short_12: DBB4APQ2FSVG · pith_short_16: DBB4APQ2FSVGJKEG · pith_short_8: DBB4APQ2

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/DBB4APQ2FSVGJKEGY7MPT4WKHX \
  | 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: 1843c03e1a2caa64a886c7d8f9f2ca3dce9b915cdcb58f420ed650481b2733cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8cb42ae1e7609fe307888bc1ac3623b84a60ad87c8f71cc5ed206691209fbbe",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-02-26T15:37:52Z",
    "title_canon_sha256": "5d19e86c7bace6d4b7b3f24f392e75156790f2c446060c1a692685be67196adc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6461",
    "kind": "arxiv",
    "version": 1
  }
}