Pith Number

pith:PF2GM2SQ

pith:2015:PF2GM2SQXTIN2RTZQHBTW3BR6U

not attested not anchored not stored refs pending

The unusual radio afterglow of the ultra-long gamma-ray burst GRB 130925A

Assaf Horesh, Daniel A. Perley, Eric Bellm, Gregg Hallinan, S. Bradley Cenko, S. R. Kulkarni

arxiv:1506.00636 v1 · 2015-06-01 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PF2GM2SQXTIN2RTZQHBTW3BR6U}

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	2026-05-18T01:30:24.299100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7974666a50bcd0dd467981c33b6c31f508d329d5f2223b1d686cbb939075c919

Aliases

arxiv: 1506.00636 · arxiv_version: 1506.00636v1 · doi: 10.48550/arxiv.1506.00636 · pith_short_12: PF2GM2SQXTIN · pith_short_16: PF2GM2SQXTIN2RTZ · pith_short_8: PF2GM2SQ

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/PF2GM2SQXTIN2RTZQHBTW3BR6U \
  | 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: 7974666a50bcd0dd467981c33b6c31f508d329d5f2223b1d686cbb939075c919

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a11a0753bb5452d58477ad0b1d598b070f8984ec08a1155d1b74ad92cdec770",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-06-01T20:00:24Z",
    "title_canon_sha256": "fd8063381b4bc487aead58443284bb25e2a00b69a4e08265dcf8ecaa82d40937"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00636",
    "kind": "arxiv",
    "version": 1
  }
}