Pith Number

pith:KH6L5T5J

pith:2025:KH6L5T5J4I32EA766ROD66E2LP

not attested not anchored not stored refs pending

ARC-NCA: Towards Developmental Solutions to the Abstraction and Reasoning Corpus

Etienne Guichard, Felix Reimers, Mia Kvalsund, Mikkel Lepper{\o}d, Stefano Nichele

arxiv:2505.08778 v1 · 2025-05-13 · cs.AI · 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{KH6L5T5J4I32EA766ROD66E2LP}

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

Neural Cellular Automata: From Cells to Pixels

Receipt and verification

First computed	2026-07-05T11:02:36.463493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51fcbecfa9e237a203fef45c3f789a5bdb7391558ec38bd7aac91d6d1c52b91b

Aliases

arxiv: 2505.08778 · arxiv_version: 2505.08778v1 · doi: 10.48550/arxiv.2505.08778 · pith_short_12: KH6L5T5J4I32 · pith_short_16: KH6L5T5J4I32EA76 · pith_short_8: KH6L5T5J

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/KH6L5T5J4I32EA766ROD66E2LP \
  | 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: 51fcbecfa9e237a203fef45c3f789a5bdb7391558ec38bd7aac91d6d1c52b91b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54c3f4806f4cacaf164e46345b49a78ca49cc2cb41b5350d0d865c65ec40c00a",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-05-13T17:55:43Z",
    "title_canon_sha256": "144ddb42257a8a93f70352ce34aac2368b8d7b2c9937c1249675047406a0b2a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.08778",
    "kind": "arxiv",
    "version": 1
  }
}