Pith Number

pith:ASQB2NMD

pith:2017:ASQB2NMD5PPSEANSFUHDB2ZDJK

not attested not anchored not stored refs pending

Intersection Types for the lambda-mu Calculus

Franco Barbanera, Steffen van Bakel, Ugo de'Liguoro

arxiv:1704.00272 v3 · 2017-04-02 · 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{ASQB2NMD5PPSEANSFUHDB2ZDJK}

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	2026-05-17T23:51:21.655665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04a01d3583ebdf2201b22d0e30eb234aad52e40a23b54d54f1495ee9933fa979

Aliases

arxiv: 1704.00272 · arxiv_version: 1704.00272v3 · doi: 10.48550/arxiv.1704.00272 · pith_short_12: ASQB2NMD5PPS · pith_short_16: ASQB2NMD5PPSEANS · pith_short_8: ASQB2NMD

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/ASQB2NMD5PPSEANSFUHDB2ZDJK \
  | 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: 04a01d3583ebdf2201b22d0e30eb234aad52e40a23b54d54f1495ee9933fa979

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a232cb58c0534fa59bf8094313f6723a56982b286997eeee34f77b1128711ddf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-04-02T09:05:56Z",
    "title_canon_sha256": "140268fdde109390130a13fad75a95624acb20d118d46c020d2317f001a215f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00272",
    "kind": "arxiv",
    "version": 3
  }
}