Pith Number

pith:4VICABHL

pith:2005:4VICABHLWJYXDZ47TSXMG3TI23

not attested not anchored not stored refs pending

The Progenitors of Short-Hard Gamma-Ray Bursts from an Extended Sample of Events

A. M. Soderberg, Avishay Gal-Yam, B. E. Penprase, D. B. Fox, D. Frail, E. Berger, Ehud Nakar, Eran Ofek, F. Harrison, J. Mulchaey, M. Gladders, P. A. Price, S. B. Cenko, S. R. Kulkarni

arxiv:astro-ph/0509891 v3 · 2005-09-29 · 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{4VICABHLWJYXDZ47TSXMG3TI23}

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	2026-05-18T04:36:29.686065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5502004ebb27171e79f9caec36e68d6ea9cf7a6189ebfa26e7ba1dc63b58d87

Aliases

arxiv: astro-ph/0509891 · arxiv_version: astro-ph/0509891v3 · doi: 10.48550/arxiv.astro-ph/0509891 · pith_short_12: 4VICABHLWJYX · pith_short_16: 4VICABHLWJYXDZ47 · pith_short_8: 4VICABHL

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/4VICABHLWJYXDZ47TSXMG3TI23 \
  | 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: e5502004ebb27171e79f9caec36e68d6ea9cf7a6189ebfa26e7ba1dc63b58d87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b89dc361bd1f243ee6fb23808e539301103a00a2d5057d1c22e299472f63cb9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-09-29T20:35:05Z",
    "title_canon_sha256": "835ba87ce867ab1d7d19f1a62ffb3a44714e95b50e3227dab9ec38b3072bacad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0509891",
    "kind": "arxiv",
    "version": 3
  }
}