Pith Number

pith:QDYV35EC

pith:2026:QDYV35ECQCENFYZS3MWISEYW7C

not attested not anchored not stored refs pending

SKILL.nb: Selective Formalization and Gated Execution for Durable Agent Workflows

Amine El Hattami, Christopher Pal, Nicolas Chapados

arxiv:2606.08049 v1 · 2026-06-06 · cs.AI · cs.MA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QDYV35ECQCENFYZS3MWISEYW7C}

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	2026-06-09T01:05:24.484059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80f15df4828088d2e332db2c891316f8804511a3e7b4427cef27baade0f82bd6

Aliases

arxiv: 2606.08049 · arxiv_version: 2606.08049v1 · doi: 10.48550/arxiv.2606.08049 · pith_short_12: QDYV35ECQCEN · pith_short_16: QDYV35ECQCENFYZS · pith_short_8: QDYV35EC

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/QDYV35ECQCENFYZS3MWISEYW7C \
  | 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: 80f15df4828088d2e332db2c891316f8804511a3e7b4427cef27baade0f82bd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42082c9c90250c01845e7c075bc940f9b22990124d81035e79d9fe57d51f9830",
    "cross_cats_sorted": [
      "cs.MA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-06T08:27:18Z",
    "title_canon_sha256": "e50507fcbd9eb3184ef44f0c927209cf247a4b971c67176f0d39b15fd82d2e1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.08049",
    "kind": "arxiv",
    "version": 1
  }
}