Pith Number

pith:NE6VRJMX

pith:2012:NE6VRJMXEWKKMJG4X4XJK3C7WA

not attested not anchored not stored refs pending

Finite-time singularities in f(R, T) gravity and the effect of conformal anomaly

C. E. M. Batista, J. P. Campos, M. J. S. Houndjo, O. F. Piattella

arxiv:1203.6084 v2 · 2012-03-27 · gr-qc · astro-ph.CO · 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{NE6VRJMXEWKKMJG4X4XJK3C7WA}

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	2026-05-18T03:16:49.846423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

693d58a5972594a624dcbf2e956c5fb00da4c2cab69657bc4c2363c82c881262

Aliases

arxiv: 1203.6084 · arxiv_version: 1203.6084v2 · doi: 10.48550/arxiv.1203.6084 · pith_short_12: NE6VRJMXEWKK · pith_short_16: NE6VRJMXEWKKMJG4 · pith_short_8: NE6VRJMX

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/NE6VRJMXEWKKMJG4X4XJK3C7WA \
  | 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: 693d58a5972594a624dcbf2e956c5fb00da4c2cab69657bc4c2363c82c881262

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "634e78d147134914fbfccd85777ef3947c276b5fa66d0b0355f17fd0bdd9a6c5",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-03-27T20:33:01Z",
    "title_canon_sha256": "de2d1718d0fee18f8cd3e6b7cd0dd476ecd0f1d711f866539e92da9444402c18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6084",
    "kind": "arxiv",
    "version": 2
  }
}