Pith Number

pith:SFUQNIBX

pith:2021:SFUQNIBXQR5T4YSDR7YUZ4K5LR

not attested not anchored not stored refs pending

Squareplus: A Softplus-Like Algebraic Rectifier

Jonathan T. Barron

arxiv:2112.11687 v1 · 2021-12-22 · cs.LG · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFUQNIBXQR5T4YSDR7YUZ4K5LR}

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

Flexible Empowerment at Reasoning with Extended Best-of-N Sampling

Receipt and verification

First computed	2026-07-05T03:43:09.738768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

916906a037847b3e62438ff14cf15d5c5b2a94779d40cc313598277549269e17

Aliases

arxiv: 2112.11687 · arxiv_version: 2112.11687v1 · doi: 10.48550/arxiv.2112.11687 · pith_short_12: SFUQNIBXQR5T · pith_short_16: SFUQNIBXQR5T4YSD · pith_short_8: SFUQNIBX

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/SFUQNIBXQR5T4YSDR7YUZ4K5LR \
  | 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: 916906a037847b3e62438ff14cf15d5c5b2a94779d40cc313598277549269e17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de9a616e693fe566c5092ae52616fee68eec613c79cbe1a03a4a34950b9fc097",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-12-22T06:20:27Z",
    "title_canon_sha256": "535a918af2e66442cb5bd298264723cd10e2d991f9e4c0eafbd2c6d4b12981f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.11687",
    "kind": "arxiv",
    "version": 1
  }
}