Pith Number

pith:M3HJRNPI

pith:2015:M3HJRNPI2LUM4QBCUKWJ3QHOZ5

not attested not anchored not stored refs pending

Computationally Efficient Sparse Bayesian Learning via Generalized Approximate Message Passing

Fuwei Li, Hongbin Li, Huiping Duan, Jun Fang, Zhi Chen

arxiv:1501.04762 v1 · 2015-01-20 · cs.IT · math.IT

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.

Receipt and verification

First computed	2026-05-18T02:29:02.890790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66ce98b5e8d2e8ce4022a2ac9dc0eecf5aaca70ab091c63759acade6aa4c2cda

Aliases

arxiv: 1501.04762 · arxiv_version: 1501.04762v1 · doi: 10.48550/arxiv.1501.04762 · pith_short_12: M3HJRNPI2LUM · pith_short_16: M3HJRNPI2LUM4QBC · pith_short_8: M3HJRNPI

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/M3HJRNPI2LUM4QBCUKWJ3QHOZ5 \
  | 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: 66ce98b5e8d2e8ce4022a2ac9dc0eecf5aaca70ab091c63759acade6aa4c2cda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae5e677f233c72f30e67def064b313e5fdf1b8c0973a8aebd86c5513a87cf193",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-01-20T11:15:29Z",
    "title_canon_sha256": "e489102dcbc1aee5e384f99e029affd2e41e085bb1a1f77f75087760033b753b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04762",
    "kind": "arxiv",
    "version": 1
  }
}