Pith Number

pith:FH2QEMUR

pith:2012:FH2QEMURFWFRDSNTBNEQWI5Q3S

not attested not anchored not stored refs pending

Asymptotic Efficiency of Deterministic Estimators for Discrete Energy-Based Models: Ratio Matching and Pseudolikelihood

Benjamin Marlin, Nando de Freitas

arxiv:1202.3746 v1 · 2012-02-14 · cs.LG · stat.ML

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	2026-05-18T04:02:03.123679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29f50232912d8b11c9b30b490b23b0dcb389d543f7f5b638e74aa58bf1d11b08

Aliases

arxiv: 1202.3746 · arxiv_version: 1202.3746v1 · doi: 10.48550/arxiv.1202.3746 · pith_short_12: FH2QEMURFWFR · pith_short_16: FH2QEMURFWFRDSNT · pith_short_8: FH2QEMUR

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/FH2QEMURFWFRDSNTBNEQWI5Q3S \
  | 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: 29f50232912d8b11c9b30b490b23b0dcb389d543f7f5b638e74aa58bf1d11b08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5b445e8b5827d080abd661c6ee2c515dc3c4ff0d1a5d3684f861ed9fb0b92fd",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-02-14T16:41:17Z",
    "title_canon_sha256": "33b1fc4fbffca79630efd67eb5cd525719125f10894cf80cf9ef23d29b40b02d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3746",
    "kind": "arxiv",
    "version": 1
  }
}