Pith Number

pith:N7OGIX5S

pith:2019:N7OGIX5ST2FHYYCOBMIHNVWKUX

not attested not anchored not stored refs pending

Heuristics, Answer Set Programming and Markov Decision Process for Solving a Set of Spatial Puzzles

Leonardo A. Ferreira, Paulo E. Santos, Pedro Cabalar, Reinaldo A. C. Bianchi, Thiago Freitas dos Santos

arxiv:1903.03411 v1 · 2019-02-16 · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N7OGIX5ST2FHYYCOBMIHNVWKUX}

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	2026-05-17T23:51:45.565784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fdc645fb29e8a7c604e0b1076d6caa5dd2fb376e77bb7939afc2b2440dc36f7

Aliases

arxiv: 1903.03411 · arxiv_version: 1903.03411v1 · doi: 10.48550/arxiv.1903.03411 · pith_short_12: N7OGIX5ST2FH · pith_short_16: N7OGIX5ST2FHYYCO · pith_short_8: N7OGIX5S

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/N7OGIX5ST2FHYYCOBMIHNVWKUX \
  | 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: 6fdc645fb29e8a7c604e0b1076d6caa5dd2fb376e77bb7939afc2b2440dc36f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46439d8d8a28dc87a8d931b4150e5d8c1d450f6228db34ba0842b10c16802891",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-02-16T01:18:29Z",
    "title_canon_sha256": "18672494c767b42e4bdeb8c2b552a80dd66f6d06876916b9b4be937e92389742"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03411",
    "kind": "arxiv",
    "version": 1
  }
}