Pith Number

pith:KSYQFTIG

pith:2007:KSYQFTIGNVUL4C7YIVE65K33RD

not attested not anchored not stored refs pending

Quark-nova explosion inside a collapsar: application to Gamma Ray Bursts

Alberta, Brian Niebergal (University of Calgary, Canada), Denis Leahy, Jan Staff, Rachid Ouyed

arxiv:0705.1240 v3 · 2007-05-09 · 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{KSYQFTIGNVUL4C7YIVE65K33RD}

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	2026-05-18T00:50:48.409676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54b102cd066d68be0bf84549eeab7b88c169fde20abce0184286a96f3f46d99d

Aliases

arxiv: 0705.1240 · arxiv_version: 0705.1240v3 · doi: 10.48550/arxiv.0705.1240 · pith_short_12: KSYQFTIGNVUL · pith_short_16: KSYQFTIGNVUL4C7Y · pith_short_8: KSYQFTIG

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/KSYQFTIGNVUL4C7YIVE65K33RD \
  | 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: 54b102cd066d68be0bf84549eeab7b88c169fde20abce0184286a96f3f46d99d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa0e4f1f16b7684b41395c041331eabf4bd1117a00cd4014e31331a626ec5d51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-05-09T09:29:03Z",
    "title_canon_sha256": "4d664810c6d2084d21044809a9279aaba985c04c1f84d0f6ae327ffa9748d06d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.1240",
    "kind": "arxiv",
    "version": 3
  }
}