Pith Number

pith:MY5N776E

pith:2011:MY5N776E6PGDJISCUTHNFBQMCG

not attested not anchored not stored refs pending

Observational Constraints, Stellar Models, and Kepler Data for theta Cyg, the Brightest Star Observable by Kepler

D. Kurtz, F. Mullally, G. Houdek, J.A. Guzik, J.F. Rowe, M.D. Still, M.R. Haas, R.L. Gilliland, S.T. Bryson, T. Boyajian, W.J. Chaplin

arxiv:1110.2120 v1 · 2011-10-10 · 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{MY5N776E6PGDJISCUTHNFBQMCG}

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	2026-05-18T04:11:18.908254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

663adfffc4f3cc34a242a4ced2860c11baa2bba1c9c4b7fd252dc27cc7ef9f88

Aliases

arxiv: 1110.2120 · arxiv_version: 1110.2120v1 · doi: 10.48550/arxiv.1110.2120 · pith_short_12: MY5N776E6PGD · pith_short_16: MY5N776E6PGDJISC · pith_short_8: MY5N776E

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/MY5N776E6PGDJISCUTHNFBQMCG \
  | 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: 663adfffc4f3cc34a242a4ced2860c11baa2bba1c9c4b7fd252dc27cc7ef9f88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3940177358c296f22efd6c31030e8e8a74f7b392b564b01781ffa0bbda934a6e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-10-10T17:48:51Z",
    "title_canon_sha256": "5a2937ae8578af77ad9139f41d6ec59854a55e144730b894d2d4fe5a8ab6d571"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2120",
    "kind": "arxiv",
    "version": 1
  }
}