Pith Number

pith:REM2VCMM

pith:2016:REM2VCMMZL6LIRVRKD2IIGNGJU

not attested not anchored not stored refs pending

Endgame Analysis of Dou Shou Qi

Jan N. van Rijn, Jonathan K. Vis

arxiv:1604.07312 v1 · 2016-04-25 · 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{REM2VCMMZL6LIRVRKD2IIGNGJU}

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	2026-05-18T01:16:22.480646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8919aa898ccafcb446b150f48419a64d2cc71e5e71efbd847d830e17fdf19885

Aliases

arxiv: 1604.07312 · arxiv_version: 1604.07312v1 · doi: 10.48550/arxiv.1604.07312 · pith_short_12: REM2VCMMZL6L · pith_short_16: REM2VCMMZL6LIRVR · pith_short_8: REM2VCMM

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/REM2VCMMZL6LIRVRKD2IIGNGJU \
  | 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: 8919aa898ccafcb446b150f48419a64d2cc71e5e71efbd847d830e17fdf19885

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1adfecea6a11ce3fdbb6bb04474f7005f9c9559140bca4639878301e024a2390",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2016-04-25T15:35:38Z",
    "title_canon_sha256": "bb6da6e37064dd26956dc720f2d275431d2e5057f334542addba652885365242"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07312",
    "kind": "arxiv",
    "version": 1
  }
}