Pith Number

pith:EP6Y3UBF

pith:2013:EP6Y3UBF3JIJ3PAGBKOBTW2JM5

not attested not anchored not stored refs pending

Non-idempotent intersection types and strong normalisation

Alexis Bernadet (\'Ecole Polytechnique, \'Ecole polytechnique, France), St\'ephane Jean Lengrand (CNRS

arxiv:1310.1622 v2 · 2013-10-06 · 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{EP6Y3UBF3JIJ3PAGBKOBTW2JM5}

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.

Cited by

1 paper in Pith

Factoring Derivation Spaces via Intersection Types (Extended Version)

Receipt and verification

First computed	2026-05-18T01:37:37.770759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23fd8dd025da509dbc060a9c19db496776f62d8b4a64fe4e4d71837d4060bc59

Aliases

arxiv: 1310.1622 · arxiv_version: 1310.1622v2 · doi: 10.48550/arxiv.1310.1622 · pith_short_12: EP6Y3UBF3JIJ · pith_short_16: EP6Y3UBF3JIJ3PAG · pith_short_8: EP6Y3UBF

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/EP6Y3UBF3JIJ3PAGBKOBTW2JM5 \
  | 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: 23fd8dd025da509dbc060a9c19db496776f62d8b4a64fe4e4d71837d4060bc59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3175d7ff8477feb4e3d6c12ac5fcf29ea24f6ef6072db16c87bc894f9e47a5ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-10-06T19:39:09Z",
    "title_canon_sha256": "26da7877d7270a97298df2fd5bf494b6532c963f3f31228abb5bf558617092be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.1622",
    "kind": "arxiv",
    "version": 2
  }
}