Pith Number

pith:IVR7HEUI

pith:2011:IVR7HEUI4I6MJ4UAFI6QLQH64H

not attested not anchored not stored refs pending

(Co-)Inductive semantics for Constraint Handling Rules

R\'emy Haemmerl\'e

arxiv:1108.0330 v1 · 2011-08-01 · cs.LO · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IVR7HEUI4I6MJ4UAFI6QLQH64H}

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	2026-05-18T04:16:31.269303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4563f39288e23cc4f2802a3d05c0fee1e33476d8691b298da16978c6b898dc79

Aliases

arxiv: 1108.0330 · arxiv_version: 1108.0330v1 · doi: 10.48550/arxiv.1108.0330 · pith_short_12: IVR7HEUI4I6M · pith_short_16: IVR7HEUI4I6MJ4UA · pith_short_8: IVR7HEUI

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/IVR7HEUI4I6MJ4UAFI6QLQH64H \
  | 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: 4563f39288e23cc4f2802a3d05c0fee1e33476d8691b298da16978c6b898dc79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d36f39b9689c8f8ce9678cf08c44df4dd4da4ef555a57a6f874ff75692c2386d",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-08-01T15:02:43Z",
    "title_canon_sha256": "dc2aabc26c0e7c9ba11543878cff180363618aa02851adff64eae4c8193a90b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0330",
    "kind": "arxiv",
    "version": 1
  }
}