Pith Number

pith:WXBVI4J7

pith:2014:WXBVI4J7A5TQB7PRGY7S7J56IQ

not attested not anchored not stored refs pending

Estimating a Common Period for a Set of Irregularly Sampled Functions with Applications to Periodic Variable Star Data

Eric C. Chi, James P. Long, Richard G. Baraniuk

arxiv:1412.6520 v1 · 2014-12-19 · stat.AP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WXBVI4J7A5TQB7PRGY7S7J56IQ}

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	2026-05-18T01:17:10.305993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5c354713f076700fdf1363f2fa7be44008960a6869f2994d6c129573f9eab71

Aliases

arxiv: 1412.6520 · arxiv_version: 1412.6520v1 · doi: 10.48550/arxiv.1412.6520 · pith_short_12: WXBVI4J7A5TQ · pith_short_16: WXBVI4J7A5TQB7PR · pith_short_8: WXBVI4J7

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/WXBVI4J7A5TQB7PRGY7S7J56IQ \
  | 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: b5c354713f076700fdf1363f2fa7be44008960a6869f2994d6c129573f9eab71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06e9baa956eb2d3b77fc8daf1f98f7b02282844488a64528020081b3dc387f8e",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2014-12-19T20:50:01Z",
    "title_canon_sha256": "7e1e5313b99e04182f9f8298f2351dcfb41404495f6f9fc4c8d230137dba7910"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.6520",
    "kind": "arxiv",
    "version": 1
  }
}