Pith Number

pith:QGG6GOF3

pith:1998:QGG6GOF36T3NKRVUVE4H44INI5

not attested not anchored not stored refs pending

Alpha Cygnids - a possible July minor meteor shower

Arkadiusz Olech, Marcin Gajos, Michal Jurek (Warsaw University Observatory)

arxiv:astro-ph/9807017 v2 · 1998-07-02 · 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{QGG6GOF36T3NKRVUVE4H44INI5}

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	2026-05-18T01:07:37.266078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

818de338bbf4f6d546b4a9387e710d4767cef79bdc2c95900995f9837a0189e0

Aliases

arxiv: astro-ph/9807017 · arxiv_version: astro-ph/9807017v2 · doi: 10.48550/arxiv.astro-ph/9807017 · pith_short_12: QGG6GOF36T3N · pith_short_16: QGG6GOF36T3NKRVU · pith_short_8: QGG6GOF3

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/QGG6GOF36T3NKRVUVE4H44INI5 \
  | 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: 818de338bbf4f6d546b4a9387e710d4767cef79bdc2c95900995f9837a0189e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ace4c79bbaeb1077ca6ab6528a7c880d1118ec1d811e4c2525ca8fcba2f24671",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-07-02T08:19:06Z",
    "title_canon_sha256": "b2701dc0f3c276fd4937ea7df5ff8dd4085f3e3632cc722202a7e5bd6e995173"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9807017",
    "kind": "arxiv",
    "version": 2
  }
}