Pith Number

pith:YM2M5COT

pith:2022:YM2M5COTOESNGGDUTUJR6NJLWW

not attested not anchored not stored refs pending

Learning Program Synthesis for Integer Sequences from Scratch

Josef Urban, Thibault Gauthier

arxiv:2202.11908 v3 · 2022-02-24 · cs.AI · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YM2M5COTOESNGGDUTUJR6NJLWW}

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	2026-07-05T05:20:10.287943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c334ce89d37124d318749d131f352bb58a7387b866902370143b77dd89bba10b

Aliases

arxiv: 2202.11908 · arxiv_version: 2202.11908v3 · doi: 10.48550/arxiv.2202.11908 · pith_short_12: YM2M5COTOESN · pith_short_16: YM2M5COTOESNGGDU · pith_short_8: YM2M5COT

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/YM2M5COTOESNGGDUTUJR6NJLWW \
  | 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: c334ce89d37124d318749d131f352bb58a7387b866902370143b77dd89bba10b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c2a609b20abaa206c0906594c15a340d547d5482c93b8fbd2c191dd34cc68cb",
    "cross_cats_sorted": [
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2022-02-24T05:34:33Z",
    "title_canon_sha256": "245f7a385d8a9b099ecf89dd6d38aeb2c3d539e88b43b22404bb06ecceff88e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.11908",
    "kind": "arxiv",
    "version": 3
  }
}