Pith Number

pith:7XMSB5WK

pith:2021:7XMSB5WKUKDEWAQTCV2LZAR2Y4

not attested not anchored not stored refs pending

The early afterglow of GRB 190829A

A. Y. Lien, B. O'Connor, D. A. H. Buckley, D. Vlasenko, E. Gorbovskoy, E. Liuzzo, E. Troja, F. Podesta, G. Ryan, I. Gorbunov, M. Serra, N. R. Butler, N. Tyurina, P. Balanutsa, R. G. Cosentino, R. Podesta, R. Rebolo, R. Ricci, S. B. Cenko, S. Dichiara, S. R. Oates, V. Lipunov

arxiv:2111.14861 v2 · 2021-11-29 · 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{7XMSB5WKUKDEWAQTCV2LZAR2Y4}

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	2026-07-05T04:01:04.957421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdd920f6caa2864b02131574bc823ac70b469ef2bd48c34cbc7e27cc4e6c5e2d

Aliases

arxiv: 2111.14861 · arxiv_version: 2111.14861v2 · doi: 10.48550/arxiv.2111.14861 · pith_short_12: 7XMSB5WKUKDE · pith_short_16: 7XMSB5WKUKDEWAQT · pith_short_8: 7XMSB5WK

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/7XMSB5WKUKDEWAQTCV2LZAR2Y4 \
  | 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: fdd920f6caa2864b02131574bc823ac70b469ef2bd48c34cbc7e27cc4e6c5e2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3922d8b0cc74563333b3207292f7e545247d67fc7b022e66ff0e4f9828f3c318",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-11-29T19:00:01Z",
    "title_canon_sha256": "187bafba89818c153f8a47ec52a4b3d04b787ea35507679005a1d77c084f6d9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.14861",
    "kind": "arxiv",
    "version": 2
  }
}