Pith Number

pith:UZUPUXL4

pith:2019:UZUPUXL453QSJ6QAR7ECH5ICWC

not attested not anchored not stored refs pending

Hidden Markov Models derived from Behavior Trees

Blake Hannaford

arxiv:1907.10029 v1 · 2019-07-23 · cs.RO · 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{UZUPUXL453QSJ6QAR7ECH5ICWC}

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	2026-05-17T23:39:49.352796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a668fa5d7ceee124fa008fc823f502b09cb1900d24c65291d00176e5da31f3eb

Aliases

arxiv: 1907.10029 · arxiv_version: 1907.10029v1 · doi: 10.48550/arxiv.1907.10029 · pith_short_12: UZUPUXL453QS · pith_short_16: UZUPUXL453QSJ6QA · pith_short_8: UZUPUXL4

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/UZUPUXL453QSJ6QAR7ECH5ICWC \
  | 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: a668fa5d7ceee124fa008fc823f502b09cb1900d24c65291d00176e5da31f3eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5333e4a37fd48c3d2b85f7cc2dcae937ee985fd8d40316af10674323084a67e",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-07-23T17:37:40Z",
    "title_canon_sha256": "6d99768b358089abd8d9a5e1fa10636067a4604eaedcf8848d0777a3975e617e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.10029",
    "kind": "arxiv",
    "version": 1
  }
}