Pith Number

pith:WTFACWJI

pith:2022:WTFACWJI5YMNFHROU3YADZ2AQP

not attested not anchored not stored refs pending

A Cosmological Fireball with Sixteen-Percent Gamma-Ray Radiative Efficiency

Alberto J. Castro-Tirado, Asaf Pe'er, Bing Zhang, D. Alexander Kann, Felix Ryde, Kim Page, Liang Li, Magnus Axelsson, Peter Veres, P. N. Bhat, Sylvain Guiriec, Yu Wang

arxiv:2212.02141 v2 · 2022-12-05 · 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{WTFACWJI5YMNFHROU3YADZ2AQP}

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	2026-07-05T05:46:31.361544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4ca015928ee18d29e2ea6f001e74083ea5d38f0e1deb7899d5d7d485e1845f7

Aliases

arxiv: 2212.02141 · arxiv_version: 2212.02141v2 · doi: 10.48550/arxiv.2212.02141 · pith_short_12: WTFACWJI5YMN · pith_short_16: WTFACWJI5YMNFHRO · pith_short_8: WTFACWJI

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/WTFACWJI5YMNFHROU3YADZ2AQP \
  | 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: b4ca015928ee18d29e2ea6f001e74083ea5d38f0e1deb7899d5d7d485e1845f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a1811c4573d0fbfdca2d716f7389f487bf2b87fc348bee6d6c7c06e144f3ee6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-12-05T10:32:44Z",
    "title_canon_sha256": "6ea60d6e85f093dc46b158b564ebd1e41bfebd18d6eefc2d1d3111a5c6eb6aa2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.02141",
    "kind": "arxiv",
    "version": 2
  }
}