Pith Number

pith:ISKVEB26

pith:2003:ISKVEB26U4LQXRZLHKQTFIXDJZ

not attested not anchored not stored refs pending

Second-order Perturbations of the Friedmann World Model

H. Noh, J. Hwang

arxiv:astro-ph/0305123 v2 · 2003-05-08 · astro-ph · gr-qc · hep-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{ISKVEB26U4LQXRZLHKQTFIXDJZ}

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.

Cited by

1 paper in Pith

Probing the scalar-induced gravitational waves with the Five-hundred-meter Aperture Spherical radio Telescope and the Square Kilometer Array

Receipt and verification

First computed	2026-07-04T16:36:59.342598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

449552075ea7170bc72b3aa132a2e34e5387995bd8cce20d84dd6349eabee1af

Aliases

arxiv: astro-ph/0305123 · arxiv_version: astro-ph/0305123v2 · doi: 10.48550/arxiv.astro-ph/0305123 · pith_short_12: ISKVEB26U4LQ · pith_short_16: ISKVEB26U4LQXRZL · pith_short_8: ISKVEB26

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/ISKVEB26U4LQXRZLHKQTFIXDJZ \
  | 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: 449552075ea7170bc72b3aa132a2e34e5387995bd8cce20d84dd6349eabee1af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42ae497ce394db0662ba7f90716807fde828e20e02b34e41b4173bc5f7a93b09",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-05-08T05:52:43Z",
    "title_canon_sha256": "a7509f87a4b6553e670a0c87686b0e7aa5a67bdf386e6d8ae311313c84954cac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0305123",
    "kind": "arxiv",
    "version": 2
  }
}