Pith Number

pith:OT6JRZEW

pith:2015:OT6JRZEW2Q7XP55DDJQBN2IPPR

not attested not anchored not stored refs pending

What are Strategies in Delay Games? Borel Determinacy for Games with Lookahead

Felix Klein, Martin Zimmermann

arxiv:1504.02627 v1 · 2015-04-10 · cs.LO · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OT6JRZEW2Q7XP55DDJQBN2IPPR}

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	2026-05-18T02:19:07.063691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74fc98e496d43f77f7a31a6016e90f7c5e85d582965333f7eb34a789f0d70477

Aliases

arxiv: 1504.02627 · arxiv_version: 1504.02627v1 · doi: 10.48550/arxiv.1504.02627 · pith_short_12: OT6JRZEW2Q7X · pith_short_16: OT6JRZEW2Q7XP55D · pith_short_8: OT6JRZEW

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/OT6JRZEW2Q7XP55DDJQBN2IPPR \
  | 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: 74fc98e496d43f77f7a31a6016e90f7c5e85d582965333f7eb34a789f0d70477

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "348e84022ac70f8b68da00ec8e0cce3fff7b152738e744587c9e965bc43c8cb7",
    "cross_cats_sorted": [
      "cs.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-04-10T10:05:58Z",
    "title_canon_sha256": "25c7666bda3986921ad88d5a9379e1de7ed8fcffc4f2830014b27ddf28876a1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02627",
    "kind": "arxiv",
    "version": 1
  }
}