Pith Number

pith:NIGDYGUS

pith:2025:NIGDYGUS4MMQOSE5AEON3G6GAT

not attested not anchored not stored refs pending

Dynamic Markov Blanket Detection for Macroscopic Physics Discovery

Jeff Beck, Maxwell J. D. Ramstead

arxiv:2502.21217 v1 · 2025-02-28 · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NIGDYGUS4MMQOSE5AEON3G6GAT}

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.

Cited by

3 papers in Pith

What Type of Inference is Active Inference?

Expected Free Energy-based Planning as Variational Inference

Design, Cups, and Blankets. A Free-Energy-Principle-Based Approach to Product Design

Receipt and verification

First computed	2026-07-05T10:21:46.356656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a0c3c1a92e31907489d011cdd9bc604cb8ac95b7ead8627926c2da7a0f3bd3a

Aliases

arxiv: 2502.21217 · arxiv_version: 2502.21217v1 · doi: 10.48550/arxiv.2502.21217 · pith_short_12: NIGDYGUS4MMQ · pith_short_16: NIGDYGUS4MMQOSE5 · pith_short_8: NIGDYGUS

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/NIGDYGUS4MMQOSE5AEON3G6GAT \
  | 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: 6a0c3c1a92e31907489d011cdd9bc604cb8ac95b7ead8627926c2da7a0f3bd3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b8a4d6a47bdb4b8c10e6229753bc88d59b8da632d581242eddda15454e5ef31",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2025-02-28T16:48:53Z",
    "title_canon_sha256": "d4d684b38b0f49d057db57839f3c62f8fe701a6bd0ae7fe4937d8040a64e558b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.21217",
    "kind": "arxiv",
    "version": 1
  }
}