Pith Number

pith:PIZW2DSM

pith:2019:PIZW2DSMKNPXF2JR37XU55SLOG

not attested not anchored not stored refs pending

Constrained Polynomial Likelihood

Caio Almeida, Paul Schneider, Ricardo Masini

arxiv:1910.14009 v4 · 2019-10-30 · math.OC · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PIZW2DSMKNPXF2JR37XU55SLOG}

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	2026-07-05T06:47:09.612160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a336d0e4c535f72e931dfef4ef64b71a3e30baa6443c21dbd3bc751e12dd4cc

Aliases

arxiv: 1910.14009 · arxiv_version: 1910.14009v4 · doi: 10.48550/arxiv.1910.14009 · pith_short_12: PIZW2DSMKNPX · pith_short_16: PIZW2DSMKNPXF2JR · pith_short_8: PIZW2DSM

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/PIZW2DSMKNPXF2JR37XU55SLOG \
  | 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: 7a336d0e4c535f72e931dfef4ef64b71a3e30baa6443c21dbd3bc751e12dd4cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "156b493342f17f8c86799dfd11c9ea67975ac9eee81c9f8dc8d404bbc6108de2",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-10-30T17:45:29Z",
    "title_canon_sha256": "bb163c277ff17fe7eba35bec44f8e9d9ba6186c73f43a680995bba5776517c21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.14009",
    "kind": "arxiv",
    "version": 4
  }
}