Pith Number

pith:PZQIFZXA

pith:2019:PZQIFZXANIR75FWLUSQUWQLCM7

not attested not anchored not stored refs pending

Induction, Coinduction, and Fixed Points in PL Type Theory

Moez A. AbdelGawad

arxiv:1903.05126 v1 · 2019-02-26 · cs.LO · cs.PL · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PZQIFZXANIR75FWLUSQUWQLCM7}

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

Java Generics: An Order-Theoretic Approach (Abridged Outline)

Receipt and verification

First computed	2026-05-17T23:51:25.393768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e6082e6e06a23fe96cba4a14b416267c8f0040ba4ed243d599a001268511ec6

Aliases

arxiv: 1903.05126 · arxiv_version: 1903.05126v1 · doi: 10.48550/arxiv.1903.05126 · pith_short_12: PZQIFZXANIR7 · pith_short_16: PZQIFZXANIR75FWL · pith_short_8: PZQIFZXA

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/PZQIFZXANIR75FWLUSQUWQLCM7 \
  | 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: 7e6082e6e06a23fe96cba4a14b416267c8f0040ba4ed243d599a001268511ec6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96170ac501d9de82150ca3ca1550d4838fc9e6fe3e32f3b0ee92b0c1f9f3a6aa",
    "cross_cats_sorted": [
      "cs.PL",
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-02-26T16:44:11Z",
    "title_canon_sha256": "42e1115a711c9e48c5f818386946c7ee0ccd39de4cf114d924df92520bfe7d33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05126",
    "kind": "arxiv",
    "version": 1
  }
}