Pith Number

pith:QHARNIA6

pith:1999:QHARNIA6IJFGG3GKKQIBJHL2A7

not attested not anchored not stored refs pending

Overall Evolution of Realistic Gamma-ray Burst Remnant and Its Afterglow

China), Nanjing, T. Lu (Nanjing University, Y.F. Huang, Z.G. Dai

arxiv:astro-ph/9906404 v2 · 1999-06-25 · 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{QHARNIA6IJFGG3GKKQIBJHL2A7}

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	2026-05-18T01:40:12.992014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81c116a01e424a636cca5410149d7a07de4ed1a0164cb1e7f83612cec0768807

Aliases

arxiv: astro-ph/9906404 · arxiv_version: astro-ph/9906404v2 · doi: 10.48550/arxiv.astro-ph/9906404 · pith_short_12: QHARNIA6IJFG · pith_short_16: QHARNIA6IJFGG3GK · pith_short_8: QHARNIA6

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/QHARNIA6IJFGG3GKKQIBJHL2A7 \
  | 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: 81c116a01e424a636cca5410149d7a07de4ed1a0164cb1e7f83612cec0768807

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f07eb8261513ca01799912e6a8f16976c9cafb0c56f4361e51779b767847182b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-06-25T10:48:57Z",
    "title_canon_sha256": "e62aef1bdcfeef6fd33a39dd7ed4c76f049e27d69008236f408c65bef88ca0db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9906404",
    "kind": "arxiv",
    "version": 2
  }
}