Pith Number

pith:7LMTC6HM

pith:2025:7LMTC6HML2GJ5I5OU65RNLPMYS

not attested not anchored not stored refs pending

A Message Passing Realization of Expected Free Energy Minimization

Bert de Vries, Mykola Lukashchuk, Thijs van de Laar, Wouter W. L. Nuijten

arxiv:2508.02197 v3 · 2025-08-04 · 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{7LMTC6HML2GJ5I5OU65RNLPMYS}

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	2026-06-09T01:05:08.478403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fad93178ec5e8c9ea3aea7bb16adecc4b2b9ec0c73360e5501b3640db7055ffc

Aliases

arxiv: 2508.02197 · arxiv_version: 2508.02197v3 · doi: 10.48550/arxiv.2508.02197 · pith_short_12: 7LMTC6HML2GJ · pith_short_16: 7LMTC6HML2GJ5I5O · pith_short_8: 7LMTC6HM

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/7LMTC6HML2GJ5I5OU65RNLPMYS \
  | 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: fad93178ec5e8c9ea3aea7bb16adecc4b2b9ec0c73360e5501b3640db7055ffc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7011acf96ac864e66e534c390bdbfa0846dbe6c2cf217e281e82b1d103071fec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-08-04T08:48:37Z",
    "title_canon_sha256": "e35585487bdb49421aada12e0cee337063eb8debd41a5405a7c24819e51c36e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.02197",
    "kind": "arxiv",
    "version": 3
  }
}