Pith Number

pith:DDORN42E

pith:1994:DDORN42EJHI24RV4IPTZ4C2CIK

not attested not anchored not stored refs pending

Cosmic Background Anisotropies in CDM Cosmology

Naoshi Sugiyama

arxiv:astro-ph/9412025 v2 · 1994-12-07 · astro-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{DDORN42EJHI24RV4IPTZ4C2CIK}

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	2026-07-04T15:56:32.690047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18dd16f34449d1ae46bc43e79e0b42428ea24a039f36d5f6922cf44e43788ae5

Aliases

arxiv: astro-ph/9412025 · arxiv_version: astro-ph/9412025v2 · doi: 10.48550/arxiv.astro-ph/9412025 · pith_short_12: DDORN42EJHI2 · pith_short_16: DDORN42EJHI24RV4 · pith_short_8: DDORN42E

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/DDORN42EJHI24RV4IPTZ4C2CIK \
  | 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: 18dd16f34449d1ae46bc43e79e0b42428ea24a039f36d5f6922cf44e43788ae5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd16f56efa92607f9ed02f4a864e1f0be7fff15e070e5c9d7b2987dbd3c7dc46",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1994-12-07T12:21:56Z",
    "title_canon_sha256": "71611ecc2ec92445076f42c50a4585e6be2b48a29edbe85c07b3b92f24785023"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9412025",
    "kind": "arxiv",
    "version": 2
  }
}