Pith Number

pith:P2ALVPFR

pith:2003:P2ALVPFRUTAZRPC4T2RGUAZK7B

not attested not anchored not stored refs pending

Inflationary parameters and primordial perturbation spectra

David Wands (Portsmouth)

arxiv:astro-ph/0306523 v1 · 2003-06-25 · 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{P2ALVPFRUTAZRPC4T2RGUAZK7B}

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	2026-05-18T01:40:38.630403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e80babcb1a4c198bc5c9ea26a032af851529009d085c153c67c313d6266b316

Aliases

arxiv: astro-ph/0306523 · arxiv_version: astro-ph/0306523v1 · doi: 10.48550/arxiv.astro-ph/0306523 · pith_short_12: P2ALVPFRUTAZ · pith_short_16: P2ALVPFRUTAZRPC4 · pith_short_8: P2ALVPFR

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/P2ALVPFRUTAZRPC4T2RGUAZK7B \
  | 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: 7e80babcb1a4c198bc5c9ea26a032af851529009d085c153c67c313d6266b316

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c22a2eb1b4b9869d91f9cbad554535744eb0b64d520209a0968aa72854c22b1",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-06-25T10:01:00Z",
    "title_canon_sha256": "bd5cb7be9c640a280f58455cdfbed35ae591933d5e722d82067e9d81977c72ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0306523",
    "kind": "arxiv",
    "version": 1
  }
}