Pith Number

pith:JJ57IFIF

pith:2019:JJ57IFIFUN6Z3ONCWRIB2AYNYK

not attested not anchored not stored refs pending

Can we quickly flag Ultra-long Gamma-Ray Bursts?

B. Gendre (UVI, Etelman Observatory, G. Stratta (INAF-Bologna, INFN-Firenze), J.L. Atteia (IRAP), M. Boer (ARTEMIS), N.B. Orange (Etelman Observatory, OrangeWave Innovative Science), OzGrav-UWA), Q.T. Joyce (UVI)

arxiv:1904.04550 v1 · 2019-04-09 · 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{JJ57IFIFUN6Z3ONCWRIB2AYNYK}

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	2026-05-17T23:44:37.577089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a7bf41505a37d9db9a2b4501d030dc28fbc8c035eddec4d4f769ea7de72d753

Aliases

arxiv: 1904.04550 · arxiv_version: 1904.04550v1 · doi: 10.48550/arxiv.1904.04550 · pith_short_12: JJ57IFIFUN6Z · pith_short_16: JJ57IFIFUN6Z3ONC · pith_short_8: JJ57IFIF

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/JJ57IFIFUN6Z3ONCWRIB2AYNYK \
  | 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: 4a7bf41505a37d9db9a2b4501d030dc28fbc8c035eddec4d4f769ea7de72d753

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d46414af3167fbd4dc55f72172b5a232b37544cb950a3bfc5e7b4127561eac2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-04-09T09:08:07Z",
    "title_canon_sha256": "02522cc81c4958006d8473c2c551197e5168812a8e60f7f890e3115e373e6a9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04550",
    "kind": "arxiv",
    "version": 1
  }
}