Pith Number

pith:D2EF7LCM

pith:1993:D2EF7LCMUZCJ7EQJNF7EXW7EJK

not attested not anchored not stored refs pending

The Fourier Space Statistics of Seedlike Cosmological Perturbations

Leandros Perivolaropoulos (Harvard-Smithsonian CfA)

arxiv:astro-ph/9309023 v1 · 1993-09-16 · astro-ph · 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{D2EF7LCMUZCJ7EQJNF7EXW7EJK}

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	2026-05-18T01:40:26.556114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e885fac4ca6449f9209697e4bdbe44a83f86bbe5f426a50ca9f7600177a9509

Aliases

arxiv: astro-ph/9309023 · arxiv_version: astro-ph/9309023v1 · doi: 10.48550/arxiv.astro-ph/9309023 · pith_short_12: D2EF7LCMUZCJ · pith_short_16: D2EF7LCMUZCJ7EQJ · pith_short_8: D2EF7LCM

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/D2EF7LCMUZCJ7EQJNF7EXW7EJK \
  | 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: 1e885fac4ca6449f9209697e4bdbe44a83f86bbe5f426a50ca9f7600177a9509

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ada21c4958f458f34d7fb361511bd6a84aefc84573417ba57c7f18fc418401d",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1993-09-16T18:12:25Z",
    "title_canon_sha256": "041302b040428f769a699d0c21f0e5a8223b045a3eeef181afa1416ebc93aba4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9309023",
    "kind": "arxiv",
    "version": 1
  }
}