Pith Number

pith:HIZXASIH

pith:2019:HIZXASIHOTGO7MJEIOYQ7JF5F2

not attested not anchored not stored refs pending

Deformation cohomology of Schur-Weyl categories. Free symmetric categories

Alexei Davydov, Mohamed Elbehiry

arxiv:1908.09192 v1 · 2019-08-24 · math.QA · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HIZXASIHOTGO7MJEIOYQ7JF5F2}

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	2026-07-04T23:59:37.518620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a3370490774ccefb12443b10fa4bd2e8dc76cfb845cdfdc3626c2b38da9dba7

Aliases

arxiv: 1908.09192 · arxiv_version: 1908.09192v1 · doi: 10.48550/arxiv.1908.09192 · pith_short_12: HIZXASIHOTGO · pith_short_16: HIZXASIHOTGO7MJE · pith_short_8: HIZXASIH

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/HIZXASIHOTGO7MJEIOYQ7JF5F2 \
  | 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: 3a3370490774ccefb12443b10fa4bd2e8dc76cfb845cdfdc3626c2b38da9dba7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae627a92a2f3bbc110c77977e23e8fc405cf4310570b5a6f36cf23e2c29ec12e",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2019-08-24T19:50:34Z",
    "title_canon_sha256": "2cd1791fca34645dd4ebb227ca1c9bb439299b9c4f910c9fed142fe719c3cac8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09192",
    "kind": "arxiv",
    "version": 1
  }
}