Pith Number

pith:7MXID7LX

pith:2007:7MXID7LXJICRJJTCVEWCSMTAMS

not attested not anchored not stored refs pending

The Differential Rotation of Kappa1 Ceti as Observed by MOST

Andrew Walker, Anthony F.J. Moffat, Bryce Croll, David B. Guenther, Dimitar Sasselov, Gordon A.H. Walker, Jaymie M. Matthews, Rainer Kuschnig, Slavek M. Rucinski, Werner W. Weiss

arxiv:0704.2204 v1 · 2007-04-17 · 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{7MXID7LXJICRJJTCVEWCSMTAMS}

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	2026-05-18T04:37:11.729199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb2e81fd774a0514a662a92c2932606488dda9b13c3cfef14e0294ad03f30de5

Aliases

arxiv: 0704.2204 · arxiv_version: 0704.2204v1 · doi: 10.48550/arxiv.0704.2204 · pith_short_12: 7MXID7LXJICR · pith_short_16: 7MXID7LXJICRJJTC · pith_short_8: 7MXID7LX

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/7MXID7LXJICRJJTCVEWCSMTAMS \
  | 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: fb2e81fd774a0514a662a92c2932606488dda9b13c3cfef14e0294ad03f30de5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ccd0a9554a3dd4afbb7b758ff18d51caea4c5631b3cc851e8f9d1004ce71295",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-04-17T17:55:29Z",
    "title_canon_sha256": "0989c00914ef47cbd83818c277f96ad130e3849e4e55b4a930a0c1100530d5f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.2204",
    "kind": "arxiv",
    "version": 1
  }
}