Pith Number

pith:IKOXUNBU

pith:2004:IKOXUNBUJMXGTJLTMCJUIEFZ5E

not attested not anchored not stored refs pending

Spectral Evolution of Two High-Energy Gamma-Ray Bursts

(2) University of Wisconsin, 3), (3) Lanl), B. L. Dingus (3), M. M. Gonzalez (2, M. S. Briggs (1) ((1) UAH / NSSTC, R. D. Preece (1), Y. Kaneko (1)

arxiv:astro-ph/0401285 v1 · 2004-01-15 · 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{IKOXUNBUJMXGTJLTMCJUIEFZ5E}

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	2026-05-18T01:40:37.463136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

429d7a34344b2e69a57360934410b9e93616939ad9c6e38fa79f2612c7cab1d7

Aliases

arxiv: astro-ph/0401285 · arxiv_version: astro-ph/0401285v1 · doi: 10.48550/arxiv.astro-ph/0401285 · pith_short_12: IKOXUNBUJMXG · pith_short_16: IKOXUNBUJMXGTJLT · pith_short_8: IKOXUNBU

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/IKOXUNBUJMXGTJLTMCJUIEFZ5E \
  | 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: 429d7a34344b2e69a57360934410b9e93616939ad9c6e38fa79f2612c7cab1d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd1dfb9be0103225fb1a75df053f8e9959c382844c82a5e08d713dcfb5e80510",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-01-15T03:07:04Z",
    "title_canon_sha256": "430cf6334c0ccca59abf67d791d808e6260e8167fe68d0a1a6d3fd0fcb7a00f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0401285",
    "kind": "arxiv",
    "version": 1
  }
}