Pith Number

pith:N76V232R

pith:2019:N76V232R7BMZHRUD4MQQSPFUGY

not attested not anchored not stored refs pending

Morita theory of systems

Louis Rowen

arxiv:1903.02412 v1 · 2019-03-05 · math.RA · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N76V232R7BMZHRUD4MQQSPFUGY}

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	2026-05-17T23:51:55.378502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ffd5d6f51f85993c683e321093cb4361399eba0865a310784f2b04419fcd6d5

Aliases

arxiv: 1903.02412 · arxiv_version: 1903.02412v1 · doi: 10.48550/arxiv.1903.02412 · pith_short_12: N76V232R7BMZ · pith_short_16: N76V232R7BMZHRUD · pith_short_8: N76V232R

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/N76V232R7BMZHRUD4MQQSPFUGY \
  | 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: 6ffd5d6f51f85993c683e321093cb4361399eba0865a310784f2b04419fcd6d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9d7ecb435675fa4173c684a45c31bbf231a5e527e811a79eb19ca8ab0fbcac0",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-03-05T10:13:33Z",
    "title_canon_sha256": "f7d0815ca84baf494cb023bfeda223eda17f21613f0ee11d17793ca0c40e4433"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02412",
    "kind": "arxiv",
    "version": 1
  }
}