Pith Number

pith:ZSCC5PYW

pith:2012:ZSCC5PYWGKKEZP7BBUBGGWTWSQ

not attested not anchored not stored refs pending

Aspects of Quantum Gravity in Cosmology

Massimiliano Rinaldi

arxiv:1201.4543 v2 · 2012-01-22 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZSCC5PYWGKKEZP7BBUBGGWTWSQ}

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	2026-05-18T03:59:02.901439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc842ebf1632944cbfe10d02635a76943f84c85a1aaae9c56069b63a8ae005ee

Aliases

arxiv: 1201.4543 · arxiv_version: 1201.4543v2 · doi: 10.48550/arxiv.1201.4543 · pith_short_12: ZSCC5PYWGKKE · pith_short_16: ZSCC5PYWGKKEZP7B · pith_short_8: ZSCC5PYW

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/ZSCC5PYWGKKEZP7BBUBGGWTWSQ \
  | 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: cc842ebf1632944cbfe10d02635a76943f84c85a1aaae9c56069b63a8ae005ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea79f4996082299a732ba7047ff407026d6fd35a62884562c21ec4bce788e4a2",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-01-22T09:27:55Z",
    "title_canon_sha256": "75ae8794ed4b02257dff1fcd1a463a20d887f976ab4428e00681f2e30842481e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4543",
    "kind": "arxiv",
    "version": 2
  }
}