Pith Number

pith:W2OSYXRY

pith:2008:W2OSYXRYJOKO3VFMCOKUTMJAZU

not attested not anchored not stored refs pending

Possible Effects of Pair Echoes on Gamma-Ray Burst Afterglow Emission

Bing Zhang, Keitaro Takahashi, Kohta Murase, Shigehiro Nagataki

arxiv:0812.0124 v2 · 2008-11-30 · astro-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{W2OSYXRYJOKO3VFMCOKUTMJAZU}

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	2026-05-18T03:51:48.966939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b69d2c5e384b94edd4ac139549b120cd2dea3d43e924a1f5171e3cafd0aacb76

Aliases

arxiv: 0812.0124 · arxiv_version: 0812.0124v2 · doi: 10.48550/arxiv.0812.0124 · pith_short_12: W2OSYXRYJOKO · pith_short_16: W2OSYXRYJOKO3VFM · pith_short_8: W2OSYXRY

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/W2OSYXRYJOKO3VFMCOKUTMJAZU \
  | 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: b69d2c5e384b94edd4ac139549b120cd2dea3d43e924a1f5171e3cafd0aacb76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e080b6fd8a3cbaf614219a778817eeffc4a18df745ca51f2226848f1ffe3e8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-30T20:17:25Z",
    "title_canon_sha256": "0ba7d4a2cfa84d7854859daf3f0d90c6ad90a838aa3a5fde25ea206091c0df84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.0124",
    "kind": "arxiv",
    "version": 2
  }
}