Pith Number

pith:V4ZHKZLE

pith:2001:V4ZHKZLEDNWVLVBBR3TIYBPQVP

not attested not anchored not stored refs pending

Perturbation evolution with a non-minimally coupled scalar field

Rachel Bean

arxiv:astro-ph/0104464 v4 · 2001-04-30 · astro-ph · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V4ZHKZLEDNWVLVBBR3TIYBPQVP}

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	2026-05-18T04:33:51.118127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af327565641b6d55d4218ee68c05f0abf1dd4d5a337f8bee4706ebeba8dd9a0f

Aliases

arxiv: astro-ph/0104464 · arxiv_version: astro-ph/0104464v4 · doi: 10.48550/arxiv.astro-ph/0104464 · pith_short_12: V4ZHKZLEDNWV · pith_short_16: V4ZHKZLEDNWVLVBB · pith_short_8: V4ZHKZLE

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/V4ZHKZLEDNWVLVBBR3TIYBPQVP \
  | 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: af327565641b6d55d4218ee68c05f0abf1dd4d5a337f8bee4706ebeba8dd9a0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efd74edca6be7d980f13c3c5dadd98a4fc209287ae68a6d9f1a91838b26a3aac",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-04-30T16:33:03Z",
    "title_canon_sha256": "d3b2a3588dfcdcb2d9210768ad422fe27709d107503f56bbfaaaeca2c8e02766"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0104464",
    "kind": "arxiv",
    "version": 4
  }
}