Pith Number

pith:X4Q4ONMZ

pith:2013:X4Q4ONMZL64DGQUYS5CXIRC4TR

not attested not anchored not stored refs pending

Universal Induction with Varying Sets of Combinators

Alexey Potapov, Sergey Rodionov

arxiv:1306.0095 v1 · 2013-06-01 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X4Q4ONMZL64DGQUYS5CXIRC4TR}

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	2026-05-18T03:21:56.145254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf21c735995fb8334298974574445c9c6a8e0bac3b462d853ffe41f9e313a278

Aliases

arxiv: 1306.0095 · arxiv_version: 1306.0095v1 · doi: 10.48550/arxiv.1306.0095 · pith_short_12: X4Q4ONMZL64D · pith_short_16: X4Q4ONMZL64DGQUY · pith_short_8: X4Q4ONMZ

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/X4Q4ONMZL64DGQUYS5CXIRC4TR \
  | 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: bf21c735995fb8334298974574445c9c6a8e0bac3b462d853ffe41f9e313a278

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2067f4898f0aa87c7b7ca0246749d646fd8355369faeb256a8720fc93b61cf2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-06-01T10:47:23Z",
    "title_canon_sha256": "e06d2e0db6f2aae7f842f59beed69d4cb629eacd06d662ece1039f1efbf10434"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0095",
    "kind": "arxiv",
    "version": 1
  }
}