Pith Number

pith:PFGNLMGQ

pith:2020:PFGNLMGQUYZX2KQOYGK5BNTVZL

not attested not anchored not stored refs pending

Rational neural networks

Alex Townsend, Nicolas Boull\'e, Yuji Nakatsukasa

arxiv:2004.01902 v2 · 2020-04-04 · cs.NE · cs.LG · cs.NA · math.NA · 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{PFGNLMGQUYZX2KQOYGK5BNTVZL}

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.

Cited by

1 paper in Pith

Copositive Matrices with Ordered Off-Diagonal Entries

Receipt and verification

First computed	2026-07-05T01:39:12.598132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

794cd5b0d0a6337d2a0ec195d0b675caffab9fdae1ee066e09ea457ba9530151

Aliases

arxiv: 2004.01902 · arxiv_version: 2004.01902v2 · doi: 10.48550/arxiv.2004.01902 · pith_short_12: PFGNLMGQUYZX · pith_short_16: PFGNLMGQUYZX2KQO · pith_short_8: PFGNLMGQ

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/PFGNLMGQUYZX2KQOYGK5BNTVZL \
  | 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: 794cd5b0d0a6337d2a0ec195d0b675caffab9fdae1ee066e09ea457ba9530151

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d165a62ea51569c48d9bbf3eb76e2f25343b9936da1e27c5958f4529c063a7c8",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2020-04-04T10:36:11Z",
    "title_canon_sha256": "6652354986e0ad78f9c742e452b3cdb22c3a9f806d79acacd6dc27a43de6df79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.01902",
    "kind": "arxiv",
    "version": 2
  }
}