Pith Number

pith:COKBO525

pith:2009:COKBO5254SNSKYDADA5KINILQS

not attested not anchored not stored refs pending

A new model of the Central Engine of GRB and the Cosmic Jets

Denitsa R. Staicova, Plamen P. Fiziev

arxiv:0902.2408 v2 · 2009-02-15 · 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{COKBO5254SNSKYDADA5KINILQS}

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	2026-05-18T04:05:16.660331Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

139417775de49b256060183aa4350b848a788af15e82691f9e9e4d933cb7ce66

Aliases

arxiv: 0902.2408 · arxiv_version: 0902.2408v2 · doi: 10.48550/arxiv.0902.2408 · pith_short_12: COKBO5254SNS · pith_short_16: COKBO5254SNSKYDA · pith_short_8: COKBO525

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/COKBO5254SNSKYDADA5KINILQS \
  | 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: 139417775de49b256060183aa4350b848a788af15e82691f9e9e4d933cb7ce66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6bfc66b666aea38c0dcd994b714529ec32e6fb29314a014e0031f44b10930d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-02-15T13:46:47Z",
    "title_canon_sha256": "10f7d42a9f2e5988862d22492613b38703016b35cd24a547a9df703f4f95e6c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2408",
    "kind": "arxiv",
    "version": 2
  }
}