Pith Number

pith:HMX5FUHB

pith:2023:HMX5FUHBQIC77OPASU7JEYW7HL

not attested not anchored not stored refs pending

$\mathrm{TR}$ of quasiregular semiperfect rings is even

Micah Darrell, Noah Riggenbach

arxiv:2308.13008 v1 · 2023-08-24 · math.KT · math.AT · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HMX5FUHBQIC77OPASU7JEYW7HL}

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.

Cited by

1 paper in Pith

Cyclotomic synthetic spectra

Receipt and verification

First computed	2026-07-05T06:44:37.103282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b2fd2d0e18205ffb9e0953e9262df3acf97163264306834443dbf5ab967c880

Aliases

arxiv: 2308.13008 · arxiv_version: 2308.13008v1 · doi: 10.48550/arxiv.2308.13008 · pith_short_12: HMX5FUHBQIC7 · pith_short_16: HMX5FUHBQIC77OPA · pith_short_8: HMX5FUHB

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/HMX5FUHBQIC77OPASU7JEYW7HL \
  | 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: 3b2fd2d0e18205ffb9e0953e9262df3acf97163264306834443dbf5ab967c880

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c51f0a62d891923d989ce04bdbb80000e282df2cfaca2c5df51a3c9cc6c9919",
    "cross_cats_sorted": [
      "math.AT",
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2023-08-24T18:15:41Z",
    "title_canon_sha256": "53df72d0279722601db91e4ab4715980e37f32dd942924780e91f45f2658b890"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.13008",
    "kind": "arxiv",
    "version": 1
  }
}