Pith Number

pith:UCNBDLTP

pith:2000:UCNBDLTPDC6Z6IUXJBHPD23YVL

not attested not anchored not stored refs pending

Semiclassical Cosmological Perturbations Generated during Inflation

Albert Roura, Enric Verdaguer

arxiv:gr-qc/0005023 v1 · 2000-05-08 · 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{UCNBDLTPDC6Z6IUXJBHPD23YVL}

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	2026-05-18T04:24:26.152173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a09a11ae6f18bd9f2297484ef1eb78aad5bc29eef6d5eab4b90e1b5def730a1e

Aliases

arxiv: gr-qc/0005023 · arxiv_version: gr-qc/0005023v1 · doi: 10.48550/arxiv.gr-qc/0005023 · pith_short_12: UCNBDLTPDC6Z · pith_short_16: UCNBDLTPDC6Z6IUX · pith_short_8: UCNBDLTP

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/UCNBDLTPDC6Z6IUXJBHPD23YVL \
  | 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: a09a11ae6f18bd9f2297484ef1eb78aad5bc29eef6d5eab4b90e1b5def730a1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1b91a08825db4f5074b053c987c2c78a2eb48df63f455a8979fb32a623c5424",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2000-05-08T15:27:35Z",
    "title_canon_sha256": "183f540120ae240f9edc64f65cbda511d191254e5bbee698bdb1c9c6057c7905"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0005023",
    "kind": "arxiv",
    "version": 1
  }
}