Pith Number

pith:NWH5KSHR

pith:2017:NWH5KSHR3MBBMCACNUES6WJMIY

not attested not anchored not stored refs pending

Finite generation of some cohomology rings via twisted tensor product and Anick resolutions

Sarah Witherspoon, Van C. Nguyen, Xingting Wang

arxiv:1710.07141 v1 · 2017-10-19 · 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{NWH5KSHR3MBBMCACNUES6WJMIY}

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	2026-05-18T00:32:26.878108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d8fd548f1db021608026d092f592c4609137b0380c8fae213eef09de6872c8a

Aliases

arxiv: 1710.07141 · arxiv_version: 1710.07141v1 · doi: 10.48550/arxiv.1710.07141 · pith_short_12: NWH5KSHR3MBB · pith_short_16: NWH5KSHR3MBBMCAC · pith_short_8: NWH5KSHR

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/NWH5KSHR3MBBMCACNUES6WJMIY \
  | 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: 6d8fd548f1db021608026d092f592c4609137b0380c8fae213eef09de6872c8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e97dca56015ed047c19e6577abf5e84a05e7d5775f9f4d9518d57b5fa09b9a9e",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2017-10-19T13:45:43Z",
    "title_canon_sha256": "6131a38bacdff514ca0941762b4ef4634330a3b708a2063aa331f4fc1d8fd023"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.07141",
    "kind": "arxiv",
    "version": 1
  }
}