Pith Number

pith:ZIA3DKC7

pith:2026:ZIA3DKC7PZPVUJOC64O24FUS3W

not attested not anchored not stored refs pending

A unification of graded and substructural logics

Harley Eades III, Peter Hanukaev

arxiv:2605.17112 v1 · 2026-05-16 · 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{ZIA3DKC7PZPVUJOC64O24FUS3W}

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	2026-05-20T00:03:40.672267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca01b1a85f7e5f5a25c2f71dae1692ddabf8e9740d073ea12663890690622c8c

Aliases

arxiv: 2605.17112 · arxiv_version: 2605.17112v1 · doi: 10.48550/arxiv.2605.17112 · pith_short_12: ZIA3DKC7PZPV · pith_short_16: ZIA3DKC7PZPVUJOC · pith_short_8: ZIA3DKC7

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/ZIA3DKC7PZPVUJOC64O24FUS3W \
  | 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: ca01b1a85f7e5f5a25c2f71dae1692ddabf8e9740d073ea12663890690622c8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e11031084dadb28d1fe84f179a9986e9fde81eb5c4f8d1f36d75e87b6e81e87e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2026-05-16T18:35:45Z",
    "title_canon_sha256": "1d083a314ad87c4c72415641d4f23f7600927d3c641b054bd62111bb7955f674"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.17112",
    "kind": "arxiv",
    "version": 1
  }
}