Pith Number

pith:PHBRHQHS

pith:2016:PHBRHQHSXBATHW2GLM7YTR5FEZ

not attested not anchored not stored refs pending

Tournament selection in zeroth-level classifier systems based on average reward reinforcement learning

Junying Wang, Zhao Li, Zhaoxiang Zang, Zhiping Dan

arxiv:1604.07704 v1 · 2016-04-26 · 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{PHBRHQHSXBATHW2GLM7YTR5FEZ}

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	2026-05-18T01:16:12.258350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79c313c0f2b84133db465b3f89c7a5265a45b2fd946e94aa9f49e353dd71d1a7

Aliases

arxiv: 1604.07704 · arxiv_version: 1604.07704v1 · doi: 10.48550/arxiv.1604.07704 · pith_short_12: PHBRHQHSXBAT · pith_short_16: PHBRHQHSXBATHW2G · pith_short_8: PHBRHQHS

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/PHBRHQHSXBATHW2GLM7YTR5FEZ \
  | 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: 79c313c0f2b84133db465b3f89c7a5265a45b2fd946e94aa9f49e353dd71d1a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ec5ef6506d93714b855c04936e0f9129a7c65683248b0efffd366bbaead9f1a",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2016-04-26T14:57:56Z",
    "title_canon_sha256": "c3439e97915620192c435d53fffdf2aa3690d0e472a09d3104571c589e61d756"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07704",
    "kind": "arxiv",
    "version": 1
  }
}