Pith Number

pith:EX6ONRMW

pith:2015:EX6ONRMWAFULCXPZTFCDTJDS3U

not attested not anchored not stored refs pending

Lowering the learning curve for declarative programming: a Python API for the IDP system

Joost Vennekens

arxiv:1511.00916 v1 · 2015-11-03 · cs.PL · 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{EX6ONRMWAFULCXPZTFCDTJDS3U}

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	2026-05-18T01:27:55.883617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25fce6c5960168b15df9994439a472dd118b53bbb22b4c5c5adb5c2389e5e984

Aliases

arxiv: 1511.00916 · arxiv_version: 1511.00916v1 · doi: 10.48550/arxiv.1511.00916 · pith_short_12: EX6ONRMWAFUL · pith_short_16: EX6ONRMWAFULCXPZ · pith_short_8: EX6ONRMW

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/EX6ONRMWAFULCXPZTFCDTJDS3U \
  | 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: 25fce6c5960168b15df9994439a472dd118b53bbb22b4c5c5adb5c2389e5e984

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d096fd6091a59f87f5b2725bddbc6c50f21d6b3bbfc6b0645a241f9ab0b0475d",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2015-11-03T14:21:23Z",
    "title_canon_sha256": "a9126c885a267cd90ee83c5e679a5aa1c1fb5526d1efca148de451dc31cac5f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.00916",
    "kind": "arxiv",
    "version": 1
  }
}