Pith Number

pith:CX4I54KC

pith:2025:CX4I54KCCHBVPXEZWPS4LWRUPY

not attested not anchored not stored refs pending

Prompt Periodicity in the GRB 211211A Precursor: Black-hole or magnetar engine?

Andrew Blain, Andrew Levan, Benjamin Gompertz, Cairns Turnbull, Conor M. B. Omand, Dimple, Eric Burns, Gavin P. Lamb, Hamid Hamidani, Ilya Mandel, Khang Nguyen, Kim L. Page, Laurence Datrier, Nial Tanvir, Nikhil Sarin, Nusrin Habeeb, Rhaana Starling, Shiho Kobayashi, Stephan Rosswog, Thomas Baxter, Zo\"e McGrath

arxiv:2503.15613 v2 · 2025-03-19 · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CX4I54KCCHBVPXEZWPS4LWRUPY}

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	2026-07-05T11:12:29.734304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15f88ef14211c357dc99b3e5c5da347e35de6822549aa2bdda4fc4fb77c40aab

Aliases

arxiv: 2503.15613 · arxiv_version: 2503.15613v2 · doi: 10.48550/arxiv.2503.15613 · pith_short_12: CX4I54KCCHBV · pith_short_16: CX4I54KCCHBVPXEZ · pith_short_8: CX4I54KC

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/CX4I54KCCHBVPXEZWPS4LWRUPY \
  | 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: 15f88ef14211c357dc99b3e5c5da347e35de6822549aa2bdda4fc4fb77c40aab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e7aa686c8e29e71b3d64f3c9c469fabc8012e85971e1d77d69769c2b8e29f42",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-03-19T18:00:37Z",
    "title_canon_sha256": "3a5fa0230a5555f3a9f910ec53446df134a996949b9275758d62942557463bc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.15613",
    "kind": "arxiv",
    "version": 2
  }
}