Pith Number

pith:MSNMEBCX

pith:2014:MSNMEBCX7S2AJA74ZBJ3P73MPU

not attested not anchored not stored refs pending

Low-rank approximations for large stationary covariance matrices, as used in the Bayesian and generalized-least-squares analysis of pulsar-timing data

Michele Vallisneri, Rutger van Haasteren

arxiv:1407.6710 v1 · 2014-07-24 · astro-ph.IM · 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

Finding Supermassive Black Hole Binary Mergers in Pulsar Timing Array Data

Receipt and verification

First computed	2026-05-18T01:42:32.010947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

649ac20457fcb40483fcc853b7ff6c7d0db9f15877bceb0451b7f390f74d903c

Aliases

arxiv: 1407.6710 · arxiv_version: 1407.6710v1 · doi: 10.48550/arxiv.1407.6710 · pith_short_12: MSNMEBCX7S2A · pith_short_16: MSNMEBCX7S2AJA74 · pith_short_8: MSNMEBCX

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/MSNMEBCX7S2AJA74ZBJ3P73MPU \
  | 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: 649ac20457fcb40483fcc853b7ff6c7d0db9f15877bceb0451b7f390f74d903c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad9456643b2b2650a197faa976e2490c3deb23bb011f949d72d7ac2e1132d0b5",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-07-24T20:00:15Z",
    "title_canon_sha256": "923d5dbf99c62cf8ef3f10f726f0444b89eb56a4d07fb8271bf0a03165075f60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6710",
    "kind": "arxiv",
    "version": 1
  }
}