Pith Number

pith:OYX55IXH

pith:2013:OYX55IXHQCD6WLHWGTKKFT2TGD

not attested not anchored not stored refs pending

Some Plane Symmetric Inhomogeneous Cosmological Models in the Scalar-Tensor Theory of Gravitation

Ahmad T Ali, Anil Kumar Yadav, S R Mahmoud

arxiv:1308.0197 v1 · 2013-07-31 · 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{OYX55IXHQCD6WLHWGTKKFT2TGD}

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	2026-05-18T03:05:01.274691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

762fdea2e78087eb2cf634d4a2cf5330d19a8a35d2c2adfce3f404533b3edfe2

Aliases

arxiv: 1308.0197 · arxiv_version: 1308.0197v1 · doi: 10.48550/arxiv.1308.0197 · pith_short_12: OYX55IXHQCD6 · pith_short_16: OYX55IXHQCD6WLHW · pith_short_8: OYX55IXH

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/OYX55IXHQCD6WLHWGTKKFT2TGD \
  | 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: 762fdea2e78087eb2cf634d4a2cf5330d19a8a35d2c2adfce3f404533b3edfe2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d293eff7017ce30fd74a00a3868be045aae763e5c3882287e1ae936d3e1f80b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-07-31T16:16:45Z",
    "title_canon_sha256": "17d59b2f61a775c2b1ec2e3cfc0b534c519ba6aff098c5e899d8e3b983a54af3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0197",
    "kind": "arxiv",
    "version": 1
  }
}