Pith Number

pith:3F2KR2LS

pith:2019:3F2KR2LSVBJBKYKBJG44NRMD6F

not attested not anchored not stored refs pending

An Evolutionary Algorithm of Linear complexity: Application to Training of Deep Neural Networks

Alfonso Rojas-Dom\'inguez, S. Ivvan Valdez

arxiv:1907.05951 v1 · 2019-07-12 · 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{3F2KR2LSVBJBKYKBJG44NRMD6F}

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	2026-05-17T23:40:42.895249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d974a8e972a85215614149b9c6c583f16ae5cc03ce3ffbb3fa0f84e82ef9e69a

Aliases

arxiv: 1907.05951 · arxiv_version: 1907.05951v1 · doi: 10.48550/arxiv.1907.05951 · pith_short_12: 3F2KR2LSVBJB · pith_short_16: 3F2KR2LSVBJBKYKB · pith_short_8: 3F2KR2LS

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/3F2KR2LSVBJBKYKBJG44NRMD6F \
  | 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: d974a8e972a85215614149b9c6c583f16ae5cc03ce3ffbb3fa0f84e82ef9e69a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f774f14c9647996d4aed197e560320cb57e1468bbf11c88d31544cb9a037856",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2019-07-12T20:49:19Z",
    "title_canon_sha256": "e966e2644e3770715d71ee0baca9f996a05191b91dfef1432eb35671c54e03ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05951",
    "kind": "arxiv",
    "version": 1
  }
}