Pith Number

pith:LKOV5N5X

pith:2015:LKOV5N5XFZEYKM72FXZVYVM36G

not attested not anchored not stored refs pending

Simulation in the Call-by-Need Lambda-Calculus with Letrec, Case, Constructors, and Seq

David Sabel (Dept. Informatik und Mathematik, Elena Machkasova (Division of Science, Frank), Inst. Informatik, J.W. Goethe-University, Manfred Schmidt-Schau{\ss} (Dept. Informatik und Mathematik, Mathematics, MN, Morris, University of Minnesota, U.S.A)

arxiv:1502.03216 v2 · 2015-02-11 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKOV5N5XFZEYKM72FXZVYVM36G}

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	2026-05-17T23:51:23.957387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a9d5eb7b72e498533fa2df35c559bf18f03e899f4afc13fc1736facceb086d6

Aliases

arxiv: 1502.03216 · arxiv_version: 1502.03216v2 · doi: 10.48550/arxiv.1502.03216 · pith_short_12: LKOV5N5XFZEY · pith_short_16: LKOV5N5XFZEYKM72 · pith_short_8: LKOV5N5X

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/LKOV5N5XFZEYKM72FXZVYVM36G \
  | 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: 5a9d5eb7b72e498533fa2df35c559bf18f03e899f4afc13fc1736facceb086d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a4c89c59c2d8608f0fc1b0acfbea476ac41f95f261b4bc631a6683524e8a608",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-02-11T08:29:38Z",
    "title_canon_sha256": "5951cc0d86f06ebd6bdd77ca10a1759b3d2e8f9a7c44d8195a249c5055c394bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03216",
    "kind": "arxiv",
    "version": 2
  }
}