Pith Number

pith:GJKW6TNA

pith:2023:GJKW6TNAYSMMG56PVP6CJ7JCPG

not attested not anchored not stored refs pending

A catalogue of cataclysmic variables from 20 years of the Sloan Digital Sky Survey with new classifications, periods, trends and oddities

Anna Pala, Boris G\"ansicke, Christopher Manser, Elm\'e Breedt, Henry Israel, John Thorstensen, Keith Inight, Stuart Littlefair, Thomas Marsh, Timothy Mulvany

arxiv:2304.06749 v3 · 2023-04-13 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GJKW6TNAYSMMG56PVP6CJ7JCPG}

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	2026-07-05T07:21:41.295275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32556f4da0c498c377cfabfc24fd2279a033450adfcee04dabd2b7e2ebc093ff

Aliases

arxiv: 2304.06749 · arxiv_version: 2304.06749v3 · doi: 10.48550/arxiv.2304.06749 · pith_short_12: GJKW6TNAYSMM · pith_short_16: GJKW6TNAYSMMG56P · pith_short_8: GJKW6TNA

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/GJKW6TNAYSMMG56PVP6CJ7JCPG \
  | 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: 32556f4da0c498c377cfabfc24fd2279a033450adfcee04dabd2b7e2ebc093ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20e478713be167397a567164c419c6b2f5973e57ad17c80e33468a0cfe1e5946",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-04-13T18:00:03Z",
    "title_canon_sha256": "9657953e791ae51c39ffa085f3bfc0632e86ae9df672e6c9c25284ef7382f850"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.06749",
    "kind": "arxiv",
    "version": 3
  }
}