Pith Number

pith:BNLB75HG

pith:2019:BNLB75HGX7C4BGY2T6HSTJU66E

not attested not anchored not stored refs pending

Cohomology of Burnside Rings

Benen Harrington

arxiv:1908.06156 v1 · 2019-08-16 · math.RA · math.AC · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BNLB75HGX7C4BGY2T6HSTJU66E}

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	2026-07-04T23:58:12.930476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b561ff4e6bfc5c09b1a9f8f29a69ef108c7fce1fc71a5d8f09777b69bd92416

Aliases

arxiv: 1908.06156 · arxiv_version: 1908.06156v1 · doi: 10.48550/arxiv.1908.06156 · pith_short_12: BNLB75HGX7C4 · pith_short_16: BNLB75HGX7C4BGY2 · pith_short_8: BNLB75HG

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/BNLB75HGX7C4BGY2T6HSTJU66E \
  | 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: 0b561ff4e6bfc5c09b1a9f8f29a69ef108c7fce1fc71a5d8f09777b69bd92416

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f5f61b2f4fc56701219541ba4b55d16125882d086262ca557df6028467aa7be",
    "cross_cats_sorted": [
      "math.AC",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-08-16T20:31:16Z",
    "title_canon_sha256": "e50d67312db76cbc69c5d45eb51e1d4bc7f598249e176d5bd305b2459e1a416f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06156",
    "kind": "arxiv",
    "version": 1
  }
}