Pith Number

pith:U3NWYQWW

pith:1996:U3NWYQWWLJRZVTQCZMSDNKWNYB

not attested not anchored not stored refs pending

Quantum origin of the early inflationary Universe

A.O. Barvinsky, A.Yu. Kamenshchik, I.V. Mishakov

arxiv:gr-qc/9612004 v1 · 1996-12-02 · 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{U3NWYQWWLJRZVTQCZMSDNKWNYB}

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	2026-05-18T04:15:27.314482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6db6c42d65a639ace02cb2436aacdc047fc0815748c5ad73285053d927258c4

Aliases

arxiv: gr-qc/9612004 · arxiv_version: gr-qc/9612004v1 · doi: 10.48550/arxiv.gr-qc/9612004 · pith_short_12: U3NWYQWWLJRZ · pith_short_16: U3NWYQWWLJRZVTQC · pith_short_8: U3NWYQWW

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/U3NWYQWWLJRZVTQCZMSDNKWNYB \
  | 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: a6db6c42d65a639ace02cb2436aacdc047fc0815748c5ad73285053d927258c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "268512da00d36117ad5cb74314fc2aea1f0ca934dca4f568d0a4158b09114e5c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1996-12-02T10:09:14Z",
    "title_canon_sha256": "ffd15e6afd361369d2e32fe32a2f1c8a5282f6987f6390b97252866e55c1c7e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9612004",
    "kind": "arxiv",
    "version": 1
  }
}