Pith Number

pith:UL6445KU

pith:1999:UL6445KU4RAGGJXKKNYLVJECHW

not attested not anchored not stored refs pending

GRANAT/SIGMA Observation of the Early Afterglow from GRB 920723 in Soft Gamma-Rays

A. A. Vikhlinin, A. Claret, A. Goldwurm, A. Yu. Tkachenko, E. Jourdain, E. M. Churazov, F. Pelaez, G. Vedrenne, J. Paul, J. P. Roques, M. R. Gilfanov, O. V. Terekhov, P. Goldoni, R. A. Burenin, R. A. Sunyaev, S. Yu. Sazonov

arxiv:astro-ph/9902006 v2 · 1999-02-01 · 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{UL6445KU4RAGGJXKKNYLVJECHW}

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	2026-05-18T04:21:39.909923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2fdce7554e4406326ea5370baa4823da68e49b2943fa9bc226246cfeeef6c73

Aliases

arxiv: astro-ph/9902006 · arxiv_version: astro-ph/9902006v2 · doi: 10.48550/arxiv.astro-ph/9902006 · pith_short_12: UL6445KU4RAG · pith_short_16: UL6445KU4RAGGJXK · pith_short_8: UL6445KU

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/UL6445KU4RAGGJXKKNYLVJECHW \
  | 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: a2fdce7554e4406326ea5370baa4823da68e49b2943fa9bc226246cfeeef6c73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "930599c05f7f24c24cc0a4902125f4b8988c5f981627b4a56f6f4aa33385021d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-02-01T15:37:29Z",
    "title_canon_sha256": "1f83af764e1fd9ab7de279252953334a30185b2c03c44a54f7698af519b8d8e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9902006",
    "kind": "arxiv",
    "version": 2
  }
}