Pith Number

pith:ASGBY7NQ

pith:2008:ASGBY7NQ2QQNANIWVL3AE4HFLE

not attested not anchored not stored refs pending

Gamma-Ray Bursts, new cosmological beacons

2), C. Firmani (1, G. Ghisellini (2), Italy), J. I. Cabrera (1) ((1)IA-UNAM, Mexico; (2) INAF-OAB, V. Avila-Reese (1)

arxiv:0802.2578 v2 · 2008-02-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ASGBY7NQ2QQNANIWVL3AE4HFLE}

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	2026-05-18T04:30:26.816750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

048c1c7db0d420d03516aaf60270e5592ba033af65d3205d4ea3c4e6accc4873

Aliases

arxiv: 0802.2578 · arxiv_version: 0802.2578v2 · doi: 10.48550/arxiv.0802.2578 · pith_short_12: ASGBY7NQ2QQN · pith_short_16: ASGBY7NQ2QQNANIW · pith_short_8: ASGBY7NQ

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/ASGBY7NQ2QQNANIWVL3AE4HFLE \
  | 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: 048c1c7db0d420d03516aaf60270e5592ba033af65d3205d4ea3c4e6accc4873

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89d1e717dac017576914d1bff2776efd1890e725c83a7747020e4560b763741d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-02-19T02:18:28Z",
    "title_canon_sha256": "854ed691d3409579a6bbc0e77480c242c755b7e2564a7d4a44766c3774302e4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.2578",
    "kind": "arxiv",
    "version": 2
  }
}