Pith Number

pith:65U3B2ZH

pith:2019:65U3B2ZHDTUM2I4RQFI6VC6RYU

not attested not anchored not stored refs pending

Semi-infinite cohomology and the linkage principle for $W$-algebras

Gurbir Dhillon

arxiv:1905.06477 v1 · 2019-05-16 · math.RT · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{65U3B2ZHDTUM2I4RQFI6VC6RYU}

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	2026-05-17T23:46:02.222848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f769b0eb271ce8cd23918151ea8bd1c5253ac1cd647e4fe61913a8418d334380

Aliases

arxiv: 1905.06477 · arxiv_version: 1905.06477v1 · doi: 10.48550/arxiv.1905.06477 · pith_short_12: 65U3B2ZHDTUM · pith_short_16: 65U3B2ZHDTUM2I4R · pith_short_8: 65U3B2ZH

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/65U3B2ZHDTUM2I4RQFI6VC6RYU \
  | 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: f769b0eb271ce8cd23918151ea8bd1c5253ac1cd647e4fe61913a8418d334380

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "230de65a6dda08d68cfbbbe8030f2c50ff261560ca64490a37b99c41ffb0a52f",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2019-05-16T00:08:33Z",
    "title_canon_sha256": "b484d60df7cfd22d2b3e71cc6a3a609bf0e237bba15331041c0f9cd57efcfe3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06477",
    "kind": "arxiv",
    "version": 1
  }
}