Pith Number

pith:ADF27RCH

pith:2003:ADF27RCHV7KQ3GUBHW2RIYXAM5

not attested not anchored not stored refs pending

Conditions for Generating Scale-Invariant Density Perturbations

Justin Khoury, Neil Turok, Paul J. Steinhardt, Steven Gratton

arxiv:astro-ph/0301395 v1 · 2003-01-20 · astro-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ADF27RCHV7KQ3GUBHW2RIYXAM5}

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	2026-07-04T15:49:35.050718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00cbafc447afd50d9a813db51462e06769cbb55bae46dd38d400273cd86ed15c

Aliases

arxiv: astro-ph/0301395 · arxiv_version: astro-ph/0301395v1 · doi: 10.48550/arxiv.astro-ph/0301395 · pith_short_12: ADF27RCHV7KQ · pith_short_16: ADF27RCHV7KQ3GUB · pith_short_8: ADF27RCH

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/ADF27RCHV7KQ3GUBHW2RIYXAM5 \
  | 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: 00cbafc447afd50d9a813db51462e06769cbb55bae46dd38d400273cd86ed15c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa35a29fc2c59cd092e8c382fee7607d5e45b3188ac89adf5ecedd4c516c9f9f",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-01-20T19:57:38Z",
    "title_canon_sha256": "2e1e3a5541841c4d7f0c503153864d9d3a2b5ac059e62e3c9da83b9e4302dd51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0301395",
    "kind": "arxiv",
    "version": 1
  }
}