Pith Number

pith:SCDLSTO5

pith:2015:SCDLSTO5QQ5KY6MCGBE3DCXRCG

not attested not anchored not stored refs pending

Tate-Hochschild Cohomology of Radical Square Zero Algebras

Zhengfang Wang

arxiv:1511.08348 v2 · 2015-11-26 · math.RT · math.KT · 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{SCDLSTO5QQ5KY6MCGBE3DCXRCG}

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	2026-05-17T23:56:48.871126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9086b94ddd843aac79823049b18af111adeb4e077ca4fe26dd728af2304bf43b

Aliases

arxiv: 1511.08348 · arxiv_version: 1511.08348v2 · doi: 10.48550/arxiv.1511.08348 · pith_short_12: SCDLSTO5QQ5K · pith_short_16: SCDLSTO5QQ5KY6MC · pith_short_8: SCDLSTO5

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/SCDLSTO5QQ5KY6MCGBE3DCXRCG \
  | 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: 9086b94ddd843aac79823049b18af111adeb4e077ca4fe26dd728af2304bf43b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4045ec466b35e30657764f3c5fae00d8b7805a228a9e934d7022c45547f0d861",
    "cross_cats_sorted": [
      "math.KT",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2015-11-26T10:40:55Z",
    "title_canon_sha256": "175a086a2186b98276432baf4c4f634e81a51663194af1ff2eb65d439a18b044"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.08348",
    "kind": "arxiv",
    "version": 2
  }
}