Pith Number

pith:SGOJ3R2O

pith:2019:SGOJ3R2OXQQJZA6C42ZVTDQBUP

not attested not anchored not stored refs pending

The Tambara Structure of the Trace Ideal for Cyclic Extensions

Harry Chen, Maxine Calle, Sam Ginnett, Xinling Chen

arxiv:1910.03029 v2 · 2019-09-30 · math.NT · math.AT · math.CT · math.GR · math.KT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SGOJ3R2OXQQJZA6C42ZVTDQBUP}

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	2026-07-05T07:53:04.650823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

919c9dc74ebc209c83c2e6b3598e01a3ec3919f76d8af8656bb7529e2cb59d6f

Aliases

arxiv: 1910.03029 · arxiv_version: 1910.03029v2 · doi: 10.48550/arxiv.1910.03029 · pith_short_12: SGOJ3R2OXQQJ · pith_short_16: SGOJ3R2OXQQJZA6C · pith_short_8: SGOJ3R2O

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/SGOJ3R2OXQQJZA6C42ZVTDQBUP \
  | 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: 919c9dc74ebc209c83c2e6b3598e01a3ec3919f76d8af8656bb7529e2cb59d6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f3908fbacd82d0225d11daaba2f88f51ce1b64236d001ab99c4a7bd8ab1c4f3",
    "cross_cats_sorted": [
      "math.AT",
      "math.CT",
      "math.GR",
      "math.KT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2019-09-30T19:13:52Z",
    "title_canon_sha256": "aec7962dc39aa7c72ad78bc8a079bb0716a16050e6408ee42cbcee563c6b1311"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.03029",
    "kind": "arxiv",
    "version": 2
  }
}