Pith Number

pith:UGKGMP72

pith:2000:UGKGMP72JIZHLB433RXFDPIN3Q

not attested not anchored not stored refs pending

ISO observations of the planetary nebula Lindsay 305 in the Small Magellanic Cloud

A. Kucinskas, M. Sauvage, T. Tanab\'e, V. Vansevicius

arxiv:astro-ph/0008100 v1 · 2000-08-06 · 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{UGKGMP72JIZHLB433RXFDPIN3Q}

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	2026-05-18T01:09:10.999190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a194663ffa4a3275879bdc6e51bd0ddc3d720297c79ab8aa9fab0c53c7813275

Aliases

arxiv: astro-ph/0008100 · arxiv_version: astro-ph/0008100v1 · doi: 10.48550/arxiv.astro-ph/0008100 · pith_short_12: UGKGMP72JIZH · pith_short_16: UGKGMP72JIZHLB43 · pith_short_8: UGKGMP72

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/UGKGMP72JIZHLB433RXFDPIN3Q \
  | 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: a194663ffa4a3275879bdc6e51bd0ddc3d720297c79ab8aa9fab0c53c7813275

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34bf8d9dbf6f79439e29d204e14a43aca7d9782ec993088649f1cff8be6ec110",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-08-06T21:08:08Z",
    "title_canon_sha256": "3c89932df2dce52f289a21283e52aa0cea68af4998d2246a0533c013fd215ca1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0008100",
    "kind": "arxiv",
    "version": 1
  }
}