Pith Number

pith:ZEMHDXGR

pith:2006:ZEMHDXGRJ42VV4ROWXXPIUSWKS

not attested not anchored not stored refs pending

The early X-ray afterglows of optically bright and dark Gamma-Ray Bursts

Yi-Qing Lin

arxiv:astro-ph/0604181 v1 · 2006-04-08 · 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{ZEMHDXGRJ42VV4ROWXXPIUSWKS}

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	2026-05-18T02:40:25.362083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c91871dcd14f355af22eb5eef4525654841d1fb02f1ee05f45fcede0da5229c1

Aliases

arxiv: astro-ph/0604181 · arxiv_version: astro-ph/0604181v1 · doi: 10.48550/arxiv.astro-ph/0604181 · pith_short_12: ZEMHDXGRJ42V · pith_short_16: ZEMHDXGRJ42VV4RO · pith_short_8: ZEMHDXGR

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/ZEMHDXGRJ42VV4ROWXXPIUSWKS \
  | 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: c91871dcd14f355af22eb5eef4525654841d1fb02f1ee05f45fcede0da5229c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfbd36c7ae8eabacb6d038224633d9375310b5a714468b86e68e340b15cad402",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-04-08T02:13:15Z",
    "title_canon_sha256": "4fbc7bd599b517cae6a0d6e88a6771da23ffce9f41ddb47a04106d1c4c5a6733"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0604181",
    "kind": "arxiv",
    "version": 1
  }
}