Pith Number

pith:L3F4WTI3

pith:2016:L3F4WTI3Z7P3LVJRJJGPI4OVX4

not attested not anchored not stored refs pending

The 80 Ms follow-up of the X-ray afterglow of GRB 130427A challenges the standard forward shock model

A. Rossi, B. Gendre, B. Zhang, D. A. Kann, D. Malesani, E. Troja, G. Stratta, L. Piro, M. Bo\"er, M. De Pasquale, M. J. Page, N. Gehrels, S. R. Oates, S. Schulze, Z. Cano

arxiv:1602.04158 v3 · 2016-02-12 · 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{L3F4WTI3Z7P3LVJRJJGPI4OVX4}

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	2026-05-18T01:08:42.689114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ecbcb4d1bcfdfb5d5314a4cf471d5bf2a1290f1e904959450787b4564e2ed61

Aliases

arxiv: 1602.04158 · arxiv_version: 1602.04158v3 · doi: 10.48550/arxiv.1602.04158 · pith_short_12: L3F4WTI3Z7P3 · pith_short_16: L3F4WTI3Z7P3LVJR · pith_short_8: L3F4WTI3

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/L3F4WTI3Z7P3LVJRJJGPI4OVX4 \
  | 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: 5ecbcb4d1bcfdfb5d5314a4cf471d5bf2a1290f1e904959450787b4564e2ed61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "758d8145cb679752e0ea0036d0936b7d0818d1a2de415e1fce62b9e86856c524",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-02-12T19:05:37Z",
    "title_canon_sha256": "6241b8c6991daceea09114be726eaac5b87b79a1b51cf7b00894f07f16432641"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.04158",
    "kind": "arxiv",
    "version": 3
  }
}