Pith Number

pith:DK6PCOQP

pith:2026:DK6PCOQPILLAIZ5QD5RHMYBF62

not attested not anchored not stored refs pending

One Ruler: A Same-Hands Re-Evaluation of Bivariate Causal Direction on Tuebingen, with a Parameter-Free Compression Baseline

Wietse Stienstra

arxiv:2606.23767 v1 · 2026-06-22 · 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{DK6PCOQPILLAIZ5QD5RHMYBF62}

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	2026-06-24T00:14:25.467655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1abcf13a0f42d60467b01f62766025f6afcad6413b4922b7058de7b3b63f87f6

Aliases

arxiv: 2606.23767 · arxiv_version: 2606.23767v1 · doi: 10.48550/arxiv.2606.23767 · pith_short_12: DK6PCOQPILLA · pith_short_16: DK6PCOQPILLAIZ5Q · pith_short_8: DK6PCOQP

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/DK6PCOQPILLAIZ5QD5RHMYBF62 \
  | 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: 1abcf13a0f42d60467b01f62766025f6afcad6413b4922b7058de7b3b63f87f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca30b8f3ff8825b3787b168f48d0449417541ec59ed881ba558f1abf719630ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-22T15:43:19Z",
    "title_canon_sha256": "7de79800a96d8275b2b47c47bfdf774c4e9d95777ad2546dfe239fdef6c1993f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23767",
    "kind": "arxiv",
    "version": 1
  }
}