Pith Number

pith:5VTEKVA3

pith:2016:5VTEKVA3ZJLMIFEI3K6U3XASGU

not attested not anchored not stored refs pending

Type Theory based on Dependent Inductive and Coinductive Types

Henning Basold, Herman Geuvers

arxiv:1605.02206 v1 · 2016-05-07 · 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{5VTEKVA3ZJLMIFEI3K6U3XASGU}

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	2026-05-18T01:15:21.736901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed6645541bca56c41488dabd4ddc1235399d8f9d082fcc1f93a1883dc83b50a4

Aliases

arxiv: 1605.02206 · arxiv_version: 1605.02206v1 · doi: 10.48550/arxiv.1605.02206 · pith_short_12: 5VTEKVA3ZJLM · pith_short_16: 5VTEKVA3ZJLMIFEI · pith_short_8: 5VTEKVA3

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/5VTEKVA3ZJLMIFEI3K6U3XASGU \
  | 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: ed6645541bca56c41488dabd4ddc1235399d8f9d082fcc1f93a1883dc83b50a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38c93b1adedb8b12172559e3d4c0efb3cce612803db6b016f67c060643b318fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2016-05-07T15:52:14Z",
    "title_canon_sha256": "2a7a70451a65f64e6ed463eb0cc815797eede719f262de2f6966ccd17736aa1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02206",
    "kind": "arxiv",
    "version": 1
  }
}