Pith Number

pith:CIILFQ6E

pith:2017:CIILFQ6E6567ZNSDOJG4VZQ7RY

not attested not anchored not stored refs pending

Object-Oriented Sokoban Solver: A Serious Game Project for OOAD and AI Education

Liam O'Brien, Ramesh Sankaranarayana, Shayne Flint, Zheng Li

arxiv:1708.01423 v1 · 2017-08-04 · cs.SE · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CIILFQ6E6567ZNSDOJG4VZQ7RY}

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	2026-05-18T00:38:37.384416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1210b2c3c4f77dfcb643724dcae61f8e1f370dae728b23f8ab2ab55331590d96

Aliases

arxiv: 1708.01423 · arxiv_version: 1708.01423v1 · doi: 10.48550/arxiv.1708.01423 · pith_short_12: CIILFQ6E6567 · pith_short_16: CIILFQ6E6567ZNSD · pith_short_8: CIILFQ6E

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/CIILFQ6E6567ZNSDOJG4VZQ7RY \
  | 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: 1210b2c3c4f77dfcb643724dcae61f8e1f370dae728b23f8ab2ab55331590d96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0b8c0f8413e9e33e01bc8a6b104e1eb4ec8df62fd241c092a981118793fa128",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2017-08-04T08:42:41Z",
    "title_canon_sha256": "ce48b225354882fb37d692b83b33f31af5e0a1c611de15f05f7128bb73bac240"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01423",
    "kind": "arxiv",
    "version": 1
  }
}