Pith Number

pith:GA4R2BPT

pith:2022:GA4R2BPTJJAU2AJ4VEG7D4AQDR

not attested not anchored not stored refs pending

When, where, and how to add new neurons to ANNs

Dennis G. Wilson, Emmanuel Rachelson, Herv\'e Luga, Kaitlin Maile

arxiv:2202.08539 v2 · 2022-02-17 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GA4R2BPTJJAU2AJ4VEG7D4AQDR}

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	2026-07-05T04:24:58.409237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30391d05f34a414d013ca90df1f0101c750f509c6a65522a1ff32796c89dfe4f

Aliases

arxiv: 2202.08539 · arxiv_version: 2202.08539v2 · doi: 10.48550/arxiv.2202.08539 · pith_short_12: GA4R2BPTJJAU · pith_short_16: GA4R2BPTJJAU2AJ4 · pith_short_8: GA4R2BPT

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/GA4R2BPTJJAU2AJ4VEG7D4AQDR \
  | 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: 30391d05f34a414d013ca90df1f0101c750f509c6a65522a1ff32796c89dfe4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eee439f8ef5f09125c4aba0356fe3122c43efab01cef4b490bb07ce6d2bf07a8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-02-17T09:32:08Z",
    "title_canon_sha256": "2b6da995c1b7c9a3a5c85e2713d3db6d613959edd3af63c9457a16b13ea5c835"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.08539",
    "kind": "arxiv",
    "version": 2
  }
}