Pith Number

pith:4XCT4MJI

pith:2014:4XCT4MJIMUHHXZXATHB4BCZJZN

not attested not anchored not stored refs pending

Frobenius and the derived centers of algebraic theories

Markus Szymik, William G. Dwyer

arxiv:1410.3879 v1 · 2014-10-14 · math.AT · math.CT · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4XCT4MJIMUHHXZXATHB4BCZJZN}

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	2026-05-18T00:44:58.403957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5c53e3128650e7be6e099c3c08b29cb7e5cb50f84f51133c5cc8b663a2cbb37

Aliases

arxiv: 1410.3879 · arxiv_version: 1410.3879v1 · doi: 10.48550/arxiv.1410.3879 · pith_short_12: 4XCT4MJIMUHH · pith_short_16: 4XCT4MJIMUHHXZXA · pith_short_8: 4XCT4MJI

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/4XCT4MJIMUHHXZXATHB4BCZJZN \
  | 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: e5c53e3128650e7be6e099c3c08b29cb7e5cb50f84f51133c5cc8b663a2cbb37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aec90cddc441565be73e6a8633a9a623d3bd1f2cc1769eda787ae8b930843184",
    "cross_cats_sorted": [
      "math.CT",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-10-14T22:08:07Z",
    "title_canon_sha256": "2de40a52202b513469c10d87ba2dc36a9ff7dadfa4e4db1e93e28fd7f0b7442a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.3879",
    "kind": "arxiv",
    "version": 1
  }
}