Pith Number

pith:3FUUIB3E

pith:2020:3FUUIB3EQBUGZIOUJZ25AILPR3

not attested not anchored not stored refs pending

QUBO Formulations for Training Machine Learning Models

Davis Arthur, Lauren Pusey-Nazzaro, Prasanna Date

arxiv:2008.02369 v1 · 2020-08-05 · cs.LG · physics.data-an · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3FUUIB3EQBUGZIOUJZ25AILPR3}

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	2026-07-05T03:31:22.239352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d96944076480686ca1d44e75d0216f8eff81067d64cda00bce290567e3d0348c

Aliases

arxiv: 2008.02369 · arxiv_version: 2008.02369v1 · doi: 10.48550/arxiv.2008.02369 · pith_short_12: 3FUUIB3EQBUG · pith_short_16: 3FUUIB3EQBUGZIOU · pith_short_8: 3FUUIB3E

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/3FUUIB3EQBUGZIOUJZ25AILPR3 \
  | 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: d96944076480686ca1d44e75d0216f8eff81067d64cda00bce290567e3d0348c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3de3c1b699cadee44d77ce6945491592f47553a13a54a3a299c9f8cd1838ccde",
    "cross_cats_sorted": [
      "physics.data-an",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-08-05T21:16:05Z",
    "title_canon_sha256": "9cbd0c6e7941b96d9aeaa49722676b38afdba7d47ae76a59d107a6be2f803ee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.02369",
    "kind": "arxiv",
    "version": 1
  }
}