Pith Number

pith:CP4EPFOL

pith:1998:CP4EPFOLTO5D45GHE2EAVBI7DC

not attested not anchored not stored refs pending

Decoherence in quantum cosmology at the onset of inflation

A. Barvinsky, A. Kamenshchik, C. Kiefer, I. Mishakov

arxiv:gr-qc/9812043 v1 · 1998-12-12 · 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{CP4EPFOLTO5D45GHE2EAVBI7DC}

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.

Cited by

1 paper in Pith

On the Quantum-to-Classical Transition of Primordial Perturbations

Receipt and verification

First computed	2026-07-04T16:08:53.934180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13f84795cb9bba3e74c726880a851f188893b851d064b112a74edc31f7c191b5

Aliases

arxiv: gr-qc/9812043 · arxiv_version: gr-qc/9812043v1 · doi: 10.48550/arxiv.gr-qc/9812043 · pith_short_12: CP4EPFOLTO5D · pith_short_16: CP4EPFOLTO5D45GH · pith_short_8: CP4EPFOL

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/CP4EPFOLTO5D45GHE2EAVBI7DC \
  | 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: 13f84795cb9bba3e74c726880a851f188893b851d064b112a74edc31f7c191b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7880e2b5bc22117b27f9e5dd03c6e13a1069cd8da5ba2dd9f3633b5ad151b379",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1998-12-12T16:06:58Z",
    "title_canon_sha256": "3b37dc27fe87fa924cc3b530a926bf033af2c1a1a0d72b8d1f1dd137df98dc66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9812043",
    "kind": "arxiv",
    "version": 1
  }
}