Pith Number

pith:4P3QCQC7

pith:2001:4P3QCQC7ME2PJU5D33QM4SUBPG

not attested not anchored not stored refs pending

Fourier Analysis of Gamma-Ray Burst Light Curves: Searching for Direct Signature of Cosmological Time Dilation

Heon-Young Chang (Korea Institute For Advanced Study)

arxiv:astro-ph/0106220 v2 · 2001-06-13 · 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{4P3QCQC7ME2PJU5D33QM4SUBPG}

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.

Cited by

1 paper in Pith

3+1 formalism of the minimally extended varying speed of light model

Receipt and verification

First computed	2026-07-04T16:23:31.924764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3f701405f6134f4d3a3dee0ce4a8179b6113d4f068c6d46b03ef50d945bc14d

Aliases

arxiv: astro-ph/0106220 · arxiv_version: astro-ph/0106220v2 · doi: 10.48550/arxiv.astro-ph/0106220 · pith_short_12: 4P3QCQC7ME2P · pith_short_16: 4P3QCQC7ME2PJU5D · pith_short_8: 4P3QCQC7

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/4P3QCQC7ME2PJU5D33QM4SUBPG \
  | 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: e3f701405f6134f4d3a3dee0ce4a8179b6113d4f068c6d46b03ef50d945bc14d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6787ee16a0fbfbecfb6d48ea033d2643657dc31a192889e8cf0a0e6cb98f0ea",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-06-13T05:45:32Z",
    "title_canon_sha256": "e8182678166e47b36ec6335db9a8ac0cabfcda6a61dcacada1c9bbcd9ab7f70b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0106220",
    "kind": "arxiv",
    "version": 2
  }
}