Pith Number

pith:VWGM7VZ5

pith:1999:VWGM7VZ5KECYI6GLCU7NQH22QL

not attested not anchored not stored refs pending

Vacuum discharge as a possible source of gamma-ray bursts

G. Mao, K. Oyamatsu, S. Chiba, W. Greiner

arxiv:astro-ph/9912303 v2 · 1999-12-15 · 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{VWGM7VZ5KECYI6GLCU7NQH22QL}

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	2026-07-04T16:12:01.127345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad8ccfd73d51058478cb153ed81f5a82ca00120c61a082befcec65b105bc08cd

Aliases

arxiv: astro-ph/9912303 · arxiv_version: astro-ph/9912303v2 · doi: 10.48550/arxiv.astro-ph/9912303 · pith_short_12: VWGM7VZ5KECY · pith_short_16: VWGM7VZ5KECYI6GL · pith_short_8: VWGM7VZ5

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/VWGM7VZ5KECYI6GLCU7NQH22QL \
  | 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: ad8ccfd73d51058478cb153ed81f5a82ca00120c61a082befcec65b105bc08cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5051a970f28ee2c0475e02f351ab546e1b8cbcf6daf6976db6dc9ae20e03e720",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-12-15T07:07:39Z",
    "title_canon_sha256": "9c83151c26d887a9dd976e97a74bccc0d505c79990e6156f945598621e505a9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9912303",
    "kind": "arxiv",
    "version": 2
  }
}