Pith Number

pith:4Z5OAEJP

pith:2014:4Z5OAEJPQ53JZI3PEMBTOE7N4W

not attested not anchored not stored refs pending

GRB 130925A: an ultra-long Gamma Ray Burst with a dust-echo afterglow, and implications for the origin of the ultra-long GRBs

A.J. Castro-Tirado, A. Lien, A.P. Beardmore, B.-B. Zhang, D.D. Frederiks, D. G\"otz, D.N. Burrows, D.S. Svinkin, Hitoshi Negoro, J.A. Kennea, J. Cummings, J. Gorosabel, J.P. Osborne, Kazuhiko Suzuki, K. Wiersema, N. Gehrels, N.R. Tanvir, P.A. Evans, P.T. O'Brien, R.L.C. Starling, R. S\'anchez-Ram\'irez, R. Willingale, Satoshi Nakahira, S. Jeong, S. Xiong, V.D. Pal'shin, V. Savchenko

arxiv:1403.4079 v2 · 2014-03-17 · 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{4Z5OAEJPQ53JZI3PEMBTOE7N4W}

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	2026-05-18T01:44:00.524734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e67ae0112f87769ca36f23033713ede587acaf87b82584137a8fd90e5e2e891d

Aliases

arxiv: 1403.4079 · arxiv_version: 1403.4079v2 · doi: 10.48550/arxiv.1403.4079 · pith_short_12: 4Z5OAEJPQ53J · pith_short_16: 4Z5OAEJPQ53JZI3P · pith_short_8: 4Z5OAEJP

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/4Z5OAEJPQ53JZI3PEMBTOE7N4W \
  | 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: e67ae0112f87769ca36f23033713ede587acaf87b82584137a8fd90e5e2e891d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d007e36d528aae0970dbd629d98edade9c15e640e0cf98eb602f608a654f6260",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-03-17T12:23:01Z",
    "title_canon_sha256": "68b2d60c97d6d1fa98ea063eb9b69b7962c3cc09cb3924e581c3dbd48d7669e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.4079",
    "kind": "arxiv",
    "version": 2
  }
}