Pith Number

pith:73KD3HYS

pith:2003:73KD3HYSLTNFL5KDFWSD5NBN5A

not attested not anchored not stored refs pending

The Power Spectra of Two Classes of Long-duration Gamma-ray Bursts

Chinese Academy of Sciences), Institute of High Energy Physics, L. M. Song (1) ((1) Particle Astrophysics Center, R. F. Shen (1)

arxiv:astro-ph/0301549 v1 · 2003-01-28 · 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{73KD3HYSLTNFL5KDFWSD5NBN5A}

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	2026-05-18T02:56:45.243311Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fed43d9f125cda55f5432da43eb42de80b12d011454284b874d4e1be88d1fa91

Aliases

arxiv: astro-ph/0301549 · arxiv_version: astro-ph/0301549v1 · doi: 10.48550/arxiv.astro-ph/0301549 · pith_short_12: 73KD3HYSLTNF · pith_short_16: 73KD3HYSLTNFL5KD · pith_short_8: 73KD3HYS

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/73KD3HYSLTNFL5KDFWSD5NBN5A \
  | 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: fed43d9f125cda55f5432da43eb42de80b12d011454284b874d4e1be88d1fa91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ea16ed6c1a8dc9167f3cbd736366971de06c0e56b48348fd565e5a3a04adbb1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-01-28T06:57:56Z",
    "title_canon_sha256": "8bcce492d670e30e2b1d329a1c6fa6b7ce884ff741a9f6c5fceebc9aa765acf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0301549",
    "kind": "arxiv",
    "version": 1
  }
}