Pith Number

pith:BF7KTUG4

pith:2013:BF7KTUG4IRT3WSGCECNMT7PQQ4

not attested not anchored not stored refs pending

Novel aspects of C-theories in Cosmology

David F. Mota, Marit Sandstad, Tomi S. Koivisto

arxiv:1305.4754 v1 · 2013-05-21 · astro-ph.CO · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BF7KTUG4IRT3WSGCECNMT7PQQ4}

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	2026-05-18T03:25:15.296715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

097ea9d0dc4467bb48c2209ac9fdf08731402075cb5a1c1df7e2318c14dd10a1

Aliases

arxiv: 1305.4754 · arxiv_version: 1305.4754v1 · doi: 10.48550/arxiv.1305.4754 · pith_short_12: BF7KTUG4IRT3 · pith_short_16: BF7KTUG4IRT3WSGC · pith_short_8: BF7KTUG4

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/BF7KTUG4IRT3WSGCECNMT7PQQ4 \
  | 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: 097ea9d0dc4467bb48c2209ac9fdf08731402075cb5a1c1df7e2318c14dd10a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "518270ea861f21c3b13fb50647935f987cb4eda6b604f1d36b970347cb396dc0",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-21T08:28:46Z",
    "title_canon_sha256": "03bc99ef814ed6617e9c73a727f2de3aeffd58dc7c5e4ff5596e5f62c7ac17d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4754",
    "kind": "arxiv",
    "version": 1
  }
}