Pith Number

pith:J2I7PCAW

pith:2019:J2I7PCAWC7JM6FIM2OAULLIBLD

not attested not anchored not stored refs pending

Fundamental properties of Kepler and CoRoT targets -- IV. Masses and radii from frequencies of minimum $\Delta {\nu}$ and their implications

C. Kayhan, M. Y{\i}ld{\i}z, Z. \c{C}elik Orhan

arxiv:1909.09488 v1 · 2019-09-20 · 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{J2I7PCAWC7JM6FIM2OAULLIBLD}

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	2026-07-05T00:06:00.690204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e91f7881617d2cf150cd38145ad0158f53f228d5da7c34996d2569a2db65225

Aliases

arxiv: 1909.09488 · arxiv_version: 1909.09488v1 · doi: 10.48550/arxiv.1909.09488 · pith_short_12: J2I7PCAWC7JM · pith_short_16: J2I7PCAWC7JM6FIM · pith_short_8: J2I7PCAW

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/J2I7PCAWC7JM6FIM2OAULLIBLD \
  | 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: 4e91f7881617d2cf150cd38145ad0158f53f228d5da7c34996d2569a2db65225

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9c56b530919c2c774e04329e55b7da0887702db428dd2354114078807508195",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-09-20T13:16:05Z",
    "title_canon_sha256": "a8eac46f5ee4efe4c060615892da6527ff0fb741758ce403e71ff61cb72d76d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.09488",
    "kind": "arxiv",
    "version": 1
  }
}