Pith Number

pith:3K4YV3EZ

pith:2003:3K4YV3EZQBBPN2USEZIW2UOR4V

not attested not anchored not stored refs pending

Running of the Scalar Spectral Index and Observational Signatures of Inflation

James E. Lidsey, Reza Tavakol

arxiv:astro-ph/0304113 v3 · 2003-04-07 · 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{3K4YV3EZQBBPN2USEZIW2UOR4V}

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	2026-05-18T01:40:39.125382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dab98aec998042f6ea9226516d51d1e57aac959cad686f078c4c590aaf34d690

Aliases

arxiv: astro-ph/0304113 · arxiv_version: astro-ph/0304113v3 · doi: 10.48550/arxiv.astro-ph/0304113 · pith_short_12: 3K4YV3EZQBBP · pith_short_16: 3K4YV3EZQBBPN2US · pith_short_8: 3K4YV3EZ

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/3K4YV3EZQBBPN2USEZIW2UOR4V \
  | 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: dab98aec998042f6ea9226516d51d1e57aac959cad686f078c4c590aaf34d690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4684b946d6b49d7c71058c9f2cc586e972803b29ee39adfe0794064931fb84af",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-04-07T10:35:14Z",
    "title_canon_sha256": "2673ab5c908980f1564d80837b5d8d779451dafca1a75cb9541c38c008860dc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0304113",
    "kind": "arxiv",
    "version": 3
  }
}