Pith Number

pith:IPO664IL

pith:2014:IPO664ILLBEIV5H5THUNWRGZ7V

not attested not anchored not stored refs pending

Understanding the gravitational-wave Hellings and Downs curve for pulsar timing arrays in terms of sound and electromagnetic waves

Fredrick A. Jenet, Joseph D. Romano

arxiv:1412.1142 v2 · 2014-12-03 · gr-qc

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

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

Expectations for the first supermassive black-hole binary resolved by PTAs I: Model efficacy

Receipt and verification

First computed	2026-05-18T02:20:12.341243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43ddef710b58488af4fd99e8db44d9fd7fd1aaa5a9bb780b38e0ba96ff3c68de

Aliases

arxiv: 1412.1142 · arxiv_version: 1412.1142v2 · doi: 10.48550/arxiv.1412.1142 · pith_short_12: IPO664ILLBEI · pith_short_16: IPO664ILLBEIV5H5 · pith_short_8: IPO664IL

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/IPO664ILLBEIV5H5THUNWRGZ7V \
  | 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: 43ddef710b58488af4fd99e8db44d9fd7fd1aaa5a9bb780b38e0ba96ff3c68de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c81613fce4bb35c0de33c141065e318f9d292f8b0eb29bce898b27b526785ac7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-12-03T00:41:51Z",
    "title_canon_sha256": "3193978a39eb919d05b60006d3e14af472d39983f6a44f98d3f1fa4d81145701"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.1142",
    "kind": "arxiv",
    "version": 2
  }
}