Pith Number

pith:JMU2LUVT

pith:2012:JMU2LUVTB7UXSRJHPLWSSE5SPC

not attested not anchored not stored refs pending

Bounces, turnarounds and singularities in bimetric gravity

Prado Martin-Moruno, Salvatore Capozziello

arxiv:1211.0214 v2 · 2012-11-01 · 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{JMU2LUVTB7UXSRJHPLWSSE5SPC}

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	2026-05-18T03:36:06.212516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b29a5d2b30fe97945277aed2913b278aa5b5cbb7831854e9046d19319d0e3c0

Aliases

arxiv: 1211.0214 · arxiv_version: 1211.0214v2 · doi: 10.48550/arxiv.1211.0214 · pith_short_12: JMU2LUVTB7UX · pith_short_16: JMU2LUVTB7UXSRJH · pith_short_8: JMU2LUVT

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/JMU2LUVTB7UXSRJHPLWSSE5SPC \
  | 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: 4b29a5d2b30fe97945277aed2913b278aa5b5cbb7831854e9046d19319d0e3c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69cf278e39ea8f9f5730147dda6ba0c97c95b6757bd6ba4d8b0d7430aaa41874",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-11-01T16:16:12Z",
    "title_canon_sha256": "b761ec116049f2496da32acffff8423a49823912b1b01e0b94bd917cbf1cb08b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0214",
    "kind": "arxiv",
    "version": 2
  }
}