Pith Number

pith:ZS7VW3LO

pith:2018:ZS7VW3LORFPJQKBPJVCP2IJI66

not attested not anchored not stored refs pending

The Loss Surface of XOR Artificial Neural Networks

David J. Wales, Dhagash Mehta, Edgar A. Bernal, Xiaojun Zhao

arxiv:1804.02411 v1 · 2018-04-06 · stat.ML · cond-mat.dis-nn · 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{ZS7VW3LORFPJQKBPJVCP2IJI66}

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	2026-05-18T00:14:45.954088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccbf5b6d6e895e98282f4d44fd2128f7aa557288bd2fe4b2a2c6faa4a5c66b5e

Aliases

arxiv: 1804.02411 · arxiv_version: 1804.02411v1 · doi: 10.48550/arxiv.1804.02411 · pith_short_12: ZS7VW3LORFPJ · pith_short_16: ZS7VW3LORFPJQKBP · pith_short_8: ZS7VW3LO

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/ZS7VW3LORFPJQKBPJVCP2IJI66 \
  | 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: ccbf5b6d6e895e98282f4d44fd2128f7aa557288bd2fe4b2a2c6faa4a5c66b5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5b3d01a54aeb34b32f89ef61cf8875e565afe11eee94f27e60ef13d9225e563",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-04-06T18:11:23Z",
    "title_canon_sha256": "d7b9cd56db873bc4c974e66f77f6e8fe064973cf2e31b4bf21a123a26f209086"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02411",
    "kind": "arxiv",
    "version": 1
  }
}