Pith Number

pith:W2MUDVPL

pith:2020:W2MUDVPLNE2FXCEMLOEHIOXQCS

not attested not anchored not stored refs pending

Tangles: a structural approach to artificial intelligence in the empirical sciences (Part I)

Reinhard Diestel

arxiv:2006.01830 v2 · 2020-06-03 · cs.AI · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W2MUDVPLNE2FXCEMLOEHIOXQCS}

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

1 paper in Pith

Topology-Aware State Abstraction with Tangle Cores for Markov Decision Processes

Receipt and verification

First computed	2026-07-05T08:18:38.047015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b69941d5eb69345b888c5b88743af014a86df1fea988e75605ea318cb391d447

Aliases

arxiv: 2006.01830 · arxiv_version: 2006.01830v2 · doi: 10.48550/arxiv.2006.01830 · pith_short_12: W2MUDVPLNE2F · pith_short_16: W2MUDVPLNE2FXCEM · pith_short_8: W2MUDVPL

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/W2MUDVPLNE2FXCEMLOEHIOXQCS \
  | 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: b69941d5eb69345b888c5b88743af014a86df1fea988e75605ea318cb391d447

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26a96be86c4f18010cd45e148bfef495b33d732406443ce6c32e3130126c8c6c",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2020-06-03T13:13:54Z",
    "title_canon_sha256": "077536068d44468c91979384790179ac15a338b1fcc7f2a80eb6c91dffa9f496"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.01830",
    "kind": "arxiv",
    "version": 2
  }
}