Pith Number

pith:UDHD6DWH

pith:2021:UDHD6DWHJVJLYO5QUF5GVAZCDL

not attested not anchored not stored refs pending

Pre-burst events of gamma-ray bursts with light speed variation

Bo-Qiang Ma, Jie Zhu

arxiv:2108.05804 v1 · 2021-08-12 · astro-ph.HE · gr-qc · hep-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDHD6DWHJVJLYO5QUF5GVAZCDL}

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.

Cited by

1 paper in Pith

New analysis of SNeIa Pantheon Catalog: Variable speed of light as an alternative to dark energy

Receipt and verification

First computed	2026-07-05T03:05:18.062180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0ce3f0ec74d52bc3bb0a17a6a83221acfa65ec1b826c32ae50be94945dbb1a8

Aliases

arxiv: 2108.05804 · arxiv_version: 2108.05804v1 · doi: 10.48550/arxiv.2108.05804 · pith_short_12: UDHD6DWHJVJL · pith_short_16: UDHD6DWHJVJLYO5Q · pith_short_8: UDHD6DWH

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/UDHD6DWHJVJLYO5QUF5GVAZCDL \
  | 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: a0ce3f0ec74d52bc3bb0a17a6a83221acfa65ec1b826c32ae50be94945dbb1a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "560d1c70b08c78931573e824920e96af54e7ea1046e254bbce7f1d704cb2f16a",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-08-12T15:37:23Z",
    "title_canon_sha256": "d978b93b0dc9cee83f1754974affad9595dfc7489421f52c6034b929ee857562"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.05804",
    "kind": "arxiv",
    "version": 1
  }
}