Pith Number

pith:EKCI34FA

pith:2015:EKCI34FAME7NGVI4NLHJQDSRWO

not attested not anchored not stored refs pending

Orbital and epicyclic frequencies around neutron and strange stars in $R^2$ gravity

Daniela D. Doneva, Kalin V. Staykov, Stoytcho S. Yazadjiev

arxiv:1508.07790 v2 · 2015-08-31 · gr-qc · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EKCI34FAME7NGVI4NLHJQDSRWO}

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	2026-05-18T01:21:54.394862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22848df0a0613ed3551c6ace980e51b3aa2477a356e6c24dacbe7e1b9c9efc55

Aliases

arxiv: 1508.07790 · arxiv_version: 1508.07790v2 · doi: 10.48550/arxiv.1508.07790 · pith_short_12: EKCI34FAME7N · pith_short_16: EKCI34FAME7NGVI4 · pith_short_8: EKCI34FA

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/EKCI34FAME7NGVI4NLHJQDSRWO \
  | 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: 22848df0a0613ed3551c6ace980e51b3aa2477a356e6c24dacbe7e1b9c9efc55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8d0bc0e35cc61568531ff6901b19844f6fdd7128ff8fb658cd6d9b166598984",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-08-31T12:32:57Z",
    "title_canon_sha256": "189041e63087c29df4c95a0c12c701ee996eeb8bebd4f54424046c67e66d8f3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.07790",
    "kind": "arxiv",
    "version": 2
  }
}