Pith Number

pith:DCX6UVIB

pith:2013:DCX6UVIBY5R3QLR57T2NCW52G5

not attested not anchored not stored refs pending

Periodic Variations in the O-C Diagrams of Five Pulsation Frequencies of the DB White Dwarf EC 20058-5234

Dave Kilkenny, Denis Sullivan, Harry Shipman, James Dalessio, Judi Provencal, Luciano Fraga, Ramotholo Sefako, Tiri Sullivan

arxiv:1302.2693 v1 · 2013-02-12 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DCX6UVIBY5R3QLR57T2NCW52G5}

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	2026-05-18T03:33:51.189262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18afea5501c763b82e3dfcf4d15bba376bb5778c1637758b3fc3ded1df21c93d

Aliases

arxiv: 1302.2693 · arxiv_version: 1302.2693v1 · doi: 10.48550/arxiv.1302.2693 · pith_short_12: DCX6UVIBY5R3 · pith_short_16: DCX6UVIBY5R3QLR5 · pith_short_8: DCX6UVIB

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/DCX6UVIBY5R3QLR57T2NCW52G5 \
  | 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: 18afea5501c763b82e3dfcf4d15bba376bb5778c1637758b3fc3ded1df21c93d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31c81dd3eec1f88168362ec46b4147969533ab961427ab9d04745dd9d6f54b0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-02-12T03:36:50Z",
    "title_canon_sha256": "e8fd2a5c074a0a0320405982e78a0ffd5091b134cc337c45816d2001dafa55c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2693",
    "kind": "arxiv",
    "version": 1
  }
}