Pith Number

pith:PK3CPGMT

pith:2012:PK3CPGMTY36HA7E6YINRE655XR

not attested not anchored not stored refs pending

How to detect gravitational waves through the cross-correlation of the galaxy distribution with the CMB polarization

Christopher M. Hirata, Esfandiar Alizadeh

arxiv:1201.5374 v1 · 2012-01-25 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PK3CPGMTY36HA7E6YINRE655XR}

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	2026-05-18T03:22:52.904951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ab6279993c6fc707c9ec21b127bbdbc64f5ae6d7816c74393a7339c7736417c

Aliases

arxiv: 1201.5374 · arxiv_version: 1201.5374v1 · doi: 10.48550/arxiv.1201.5374 · pith_short_12: PK3CPGMTY36H · pith_short_16: PK3CPGMTY36HA7E6 · pith_short_8: PK3CPGMT

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/PK3CPGMTY36HA7E6YINRE655XR \
  | 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: 7ab6279993c6fc707c9ec21b127bbdbc64f5ae6d7816c74393a7339c7736417c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f5b2ecc6727dabfb4155cbe6f4f7181969eb5236e0dddd5b8184a25e7da6e21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-25T21:00:01Z",
    "title_canon_sha256": "c40a32bdaf2c1a98bebbfd00d958ab8409696f7d91bee7a8362214804524bed4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5374",
    "kind": "arxiv",
    "version": 1
  }
}