Pith Number

pith:OKSTGP63

pith:2013:OKSTGP63L7A5BAWSNI6J5KYGGW

not attested not anchored not stored refs pending

Language learning from positive evidence, reconsidered: A simplicity-based approach

Amsterdam), Anne S. Hsu (Department of Cognitive, Brain Sciences, Nick Chater (Behavioural Science Group, Paul M.B. Vit\'anyi (CWI, Perceptual, University College London), University of Warwick), Warwick Business School

arxiv:1301.4432 v1 · 2013-01-18 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OKSTGP63L7A5BAWSNI6J5KYGGW}

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	2026-05-18T03:36:05.415588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72a5333fdb5fc1d082d26a3c9eab0635bab20d1ca9ff1a6eb5e6d42a74a909c5

Aliases

arxiv: 1301.4432 · arxiv_version: 1301.4432v1 · doi: 10.48550/arxiv.1301.4432 · pith_short_12: OKSTGP63L7A5 · pith_short_16: OKSTGP63L7A5BAWS · pith_short_8: OKSTGP63

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/OKSTGP63L7A5BAWSNI6J5KYGGW \
  | 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: 72a5333fdb5fc1d082d26a3c9eab0635bab20d1ca9ff1a6eb5e6d42a74a909c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0449a3a17f09fe98b659cf4c620a1c2cefca7c7a82cb85cb1d3271ac3a60b2a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2013-01-18T16:53:13Z",
    "title_canon_sha256": "716d8e7d1afc3d0d9d482a091caa013b2ff09ec8a851ee342bce902cc3d881e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4432",
    "kind": "arxiv",
    "version": 1
  }
}