Pith Number

pith:AFJZJSH4

pith:2012:AFJZJSH424JM4TKDC764OLGQKC

not attested not anchored not stored refs pending

Probing the Inhomogeneous Universe with Gravitational Wave Cosmology

Atsushi Nishizawa, Chul-Moon Yoo, Kent Yagi

arxiv:1204.1670 v1 · 2012-04-07 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AFJZJSH424JM4TKDC764OLGQKC}

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	2026-05-18T01:57:55.936909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

015394c8fcd712ce4d4317fdc72cd050baa39d51fd9814f6173cf46983f387fa

Aliases

arxiv: 1204.1670 · arxiv_version: 1204.1670v1 · doi: 10.48550/arxiv.1204.1670 · pith_short_12: AFJZJSH424JM · pith_short_16: AFJZJSH424JM4TKD · pith_short_8: AFJZJSH4

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/AFJZJSH424JM4TKDC764OLGQKC \
  | 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: 015394c8fcd712ce4d4317fdc72cd050baa39d51fd9814f6173cf46983f387fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd1f4665121cf38425707ed2db2a93d387cad6e6244c514befcae072164b1cff",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-04-07T18:24:28Z",
    "title_canon_sha256": "7d4e49ccb9301419bb9360fe7ca3c669dfa73e6d5bd5b94fc166c997b819eff3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1670",
    "kind": "arxiv",
    "version": 1
  }
}