Pith Number

pith:7YKXWYOW

pith:2015:7YKXWYOW33BFYCKMI5MC4CXJAU

not attested not anchored not stored refs pending

Finitary Corecursion for the Infinitary Lambda Calculus

Stefan Milius, Thorsten Wi{\ss}mann

arxiv:1505.07736 v2 · 2015-05-28 · math.CT · 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{7YKXWYOW33BFYCKMI5MC4CXJAU}

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	2026-05-18T02:00:01.841056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe157b61d6dec25c094c47582e0ae90538d587ed6e05e2e9b82119c0d7a20c60

Aliases

arxiv: 1505.07736 · arxiv_version: 1505.07736v2 · doi: 10.48550/arxiv.1505.07736 · pith_short_12: 7YKXWYOW33BF · pith_short_16: 7YKXWYOW33BFYCKM · pith_short_8: 7YKXWYOW

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/7YKXWYOW33BFYCKMI5MC4CXJAU \
  | 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: fe157b61d6dec25c094c47582e0ae90538d587ed6e05e2e9b82119c0d7a20c60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78654e1a33cd24b9ff9b42f42a393d96c8f615e549ee8ea3fbd2e3ba41866963",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2015-05-28T15:54:39Z",
    "title_canon_sha256": "8ce688e7356b2960798e35ec8dae5876526a1ae98807f70cb0afb490500c7c7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07736",
    "kind": "arxiv",
    "version": 2
  }
}