Pith Number

pith:4B5ZDPCC

pith:2021:4B5ZDPCCADSEJQATPCQCXZTXE3

not attested not anchored not stored refs pending

Exceptionally bright optical emission from a rare and distant $\gamma-$ray burst

Alexey Perkov, Anton Biryukov, Biswajit Banerjee, Cyril Pol\'a\v{s}ek, Elena Katkova, Eugeny Ivanov, Gor Oganesyan, Gregory Beskin, Jakub Jury\v{s}ek, Jan Ebr, Jan \v{S}trobl, Marica Branchesi, Martin Jel\'inek, Martin Ma\v{s}ek, Michael Prouza, Nadezhda Lyapshina, Petr Jane\v{c}ek, Ren\'e Hudec, Ronan Cunniffe, Samuele Ronchini, Sergey Karpov, Vyacheslav Sasyuk

arxiv:2109.00010 v2 · 2021-08-31 · 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{4B5ZDPCCADSEJQATPCQCXZTXE3}

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	2026-07-05T06:09:30.102050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e07b91bc4200e444c01378a02be67726d3be4b1c06bded2eea664b5ee65e4274

Aliases

arxiv: 2109.00010 · arxiv_version: 2109.00010v2 · doi: 10.48550/arxiv.2109.00010 · pith_short_12: 4B5ZDPCCADSE · pith_short_16: 4B5ZDPCCADSEJQAT · pith_short_8: 4B5ZDPCC

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/4B5ZDPCCADSEJQATPCQCXZTXE3 \
  | 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: e07b91bc4200e444c01378a02be67726d3be4b1c06bded2eea664b5ee65e4274

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e0be2dd0d7602a15d732b4eafae9878eb7875692c89a6f438309ad98bd8e7a4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-08-31T18:00:03Z",
    "title_canon_sha256": "07d4b79670c0407a42c2c42f8f7ab1b209d136c732f22849bb5038d1027d9cf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.00010",
    "kind": "arxiv",
    "version": 2
  }
}