Pith Number

pith:UGNEBZSZ

pith:2002:UGNEBZSZ5ZXYE5YG6U7B67EJFF

not attested not anchored not stored refs pending

Temporal and Spectral Properties of Gamma-Ray Flashes

Beijing), Hua Feng, Mei Wu, Min Zha, Q.Q. Zhu (Tsinghua U. & IHEP, T.P. Li

arxiv:astro-ph/0202100 v1 · 2002-02-05 · astro-ph · physics.geo-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{UGNEBZSZ5ZXYE5YG6U7B67EJFF}

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	2026-05-18T01:40:43.270603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a19a40e659ee6f827706f53e1f7c89297762a2130b33815374e4ed5908d2c146

Aliases

arxiv: astro-ph/0202100 · arxiv_version: astro-ph/0202100v1 · doi: 10.48550/arxiv.astro-ph/0202100 · pith_short_12: UGNEBZSZ5ZXY · pith_short_16: UGNEBZSZ5ZXYE5YG · pith_short_8: UGNEBZSZ

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/UGNEBZSZ5ZXYE5YG6U7B67EJFF \
  | 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: a19a40e659ee6f827706f53e1f7c89297762a2130b33815374e4ed5908d2c146

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7357670cc48718208cbf52a4561ae60560ee718162e2450e2d949c17076ae640",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-02-05T13:13:02Z",
    "title_canon_sha256": "3e883435186fb467026726670bf6a35d42cea7660c61bebcd565492587e98b3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0202100",
    "kind": "arxiv",
    "version": 1
  }
}