Pith Number

pith:GSJYM5FB

pith:2019:GSJYM5FB3PLHS7765CFSWT2AST

not attested not anchored not stored refs pending

A type theory for cartesian closed bicategories

Marcelo Fiore, Philip Saville

arxiv:1904.06538 v1 · 2019-04-13 · 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{GSJYM5FB3PLHS7765CFSWT2AST}

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	2026-05-17T23:48:38.899818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34938674a1dbd6797ffee88b2b4f4094cef22af74797e1b7c90c091e44ba8a8f

Aliases

arxiv: 1904.06538 · arxiv_version: 1904.06538v1 · doi: 10.48550/arxiv.1904.06538 · pith_short_12: GSJYM5FB3PLH · pith_short_16: GSJYM5FB3PLHS776 · pith_short_8: GSJYM5FB

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/GSJYM5FB3PLHS7765CFSWT2AST \
  | 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: 34938674a1dbd6797ffee88b2b4f4094cef22af74797e1b7c90c091e44ba8a8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94f7f4e2f90503c29e8150e7cb15b41094e6552f6bb6edb7fa9091c82998cb6b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-04-13T12:54:57Z",
    "title_canon_sha256": "63d1bf6ddcfc5b27e8228e1b8142aea5ae44b7b1728ac32508fc6ff49ca1fcbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06538",
    "kind": "arxiv",
    "version": 1
  }
}