Pith Number

pith:RFDMNUZV

pith:2019:RFDMNUZV6R63FL4CE67NLP3MUD

not attested not anchored not stored refs pending

Expression of Fractals Through Neural Network Functions

Barak Sober, Ingrid Daubechies, Nadav Dym

arxiv:1905.11345 v1 · 2019-05-27 · cs.LG · cs.IT · math.IT · 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{RFDMNUZV6R63FL4CE67NLP3MUD}

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	2026-05-17T23:45:00.676492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8946c6d335f47db2af8227bed5bf6ca0ffd50193d680cfe944a4d1b58ba04486

Aliases

arxiv: 1905.11345 · arxiv_version: 1905.11345v1 · doi: 10.48550/arxiv.1905.11345 · pith_short_12: RFDMNUZV6R63 · pith_short_16: RFDMNUZV6R63FL4C · pith_short_8: RFDMNUZV

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/RFDMNUZV6R63FL4CE67NLP3MUD \
  | 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: 8946c6d335f47db2af8227bed5bf6ca0ffd50193d680cfe944a4d1b58ba04486

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97158f183607a5aeb43449649b2767c526b2818e6e5da16525b473aff564b468",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-27T17:06:09Z",
    "title_canon_sha256": "a2188abfcd72eae83193a8c36f874b834030108744c13b24b8abc34d0828c868"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11345",
    "kind": "arxiv",
    "version": 1
  }
}