Pith Number

pith:JIQSNHT3

pith:2013:JIQSNHT3SPBAC3VJHHE73ZLXNX

not attested not anchored not stored refs pending

The Bright Optical flash and Afterglow from the Gamma-Ray Burst GRB 130427A

A. Panaitescu, D. Palmer, G. Vianello, H. Davis, J. Wren, M. Briggs, M. Elphick, N. Omodei, P. Wozniak, S. Xiong, W. Rosing, W. T. Vestrand

arxiv:1311.5489 v1 · 2013-11-21 · astro-ph.HE

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

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	2026-05-18T01:46:07.241431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a21269e7b93c2016ea939c9fde5776dde7f52f9014ed88ed41ca0e6a65ba452

Aliases

arxiv: 1311.5489 · arxiv_version: 1311.5489v1 · doi: 10.48550/arxiv.1311.5489 · pith_short_12: JIQSNHT3SPBA · pith_short_16: JIQSNHT3SPBAC3VJ · pith_short_8: JIQSNHT3

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/JIQSNHT3SPBAC3VJHHE73ZLXNX \
  | 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: 4a21269e7b93c2016ea939c9fde5776dde7f52f9014ed88ed41ca0e6a65ba452

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3da5f4c5d39b1a9519289f1d7de3710cf5d7773e59adc3f3550ec8e21fac29f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-11-21T17:30:06Z",
    "title_canon_sha256": "a2523704d75e2d5fb1ed0644417f9adc9e8ff4be4dd7df3c7521929248119a15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5489",
    "kind": "arxiv",
    "version": 1
  }
}