Pith Number

pith:ISYJYKS4

pith:2014:ISYJYKS4Q3QM2NNVZALY3O5S6J

not attested not anchored not stored refs pending

Scalar and Electromagnetic Quasinormal modes of Extended black hole in F(R) gravity

Saneesh Sebastian, V. C. Kuriakose

arxiv:1408.0935 v1 · 2014-08-05 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ISYJYKS4Q3QM2NNVZALY3O5S6J}

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	2026-05-18T02:28:22.843264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44b09c2a5c86e0cd35b5c8178dbbb2f25db15bcd1100580d24eb0dc61ea9dc71

Aliases

arxiv: 1408.0935 · arxiv_version: 1408.0935v1 · doi: 10.48550/arxiv.1408.0935 · pith_short_12: ISYJYKS4Q3QM · pith_short_16: ISYJYKS4Q3QM2NNV · pith_short_8: ISYJYKS4

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/ISYJYKS4Q3QM2NNVZALY3O5S6J \
  | 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: 44b09c2a5c86e0cd35b5c8178dbbb2f25db15bcd1100580d24eb0dc61ea9dc71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01c09c9091992f9b40dc8447eebd90c8b7ca4fd04fbc4a19fde5d65d4ded4759",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-08-05T11:46:39Z",
    "title_canon_sha256": "891bb5fe06438a018e083c9e9671537010a2d8ab9e2a5b59061bd816e3287d6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.0935",
    "kind": "arxiv",
    "version": 1
  }
}