Pith Number

pith:XQDP22ET

pith:2021:XQDP22ETLWCUHNX345BXY55RJV

not attested not anchored not stored refs pending

Symplectic cohomology of compound Du Val singularities

Jonathan David Evans, Yanki Lekili

arxiv:2104.11713 v3 · 2021-04-23 · math.SG · math.AG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XQDP22ETLWCUHNX345BXY55RJV}

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.

Cited by

1 paper in Pith

On holographic duals of certain isolated weighted Gorenstein cDV singularities

Receipt and verification

First computed	2026-07-05T04:30:03.189080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc06fd68935d8543b6fbe7437c77b14d6c5ff263e1c5c642beb4cb2b9a42b3ee

Aliases

arxiv: 2104.11713 · arxiv_version: 2104.11713v3 · doi: 10.48550/arxiv.2104.11713 · pith_short_12: XQDP22ETLWCU · pith_short_16: XQDP22ETLWCUHNX3 · pith_short_8: XQDP22ET

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/XQDP22ETLWCUHNX345BXY55RJV \
  | 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: bc06fd68935d8543b6fbe7437c77b14d6c5ff263e1c5c642beb4cb2b9a42b3ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1290a95b103dc52891b07d2369320ff8abad01f97fa33263b2076a2e1f48c847",
    "cross_cats_sorted": [
      "math.AG",
      "math.GT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2021-04-23T16:56:49Z",
    "title_canon_sha256": "4ade993a0dfcf30c9ff3fb61ea4ed4d1375b483145003f40f203d471d92af8e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.11713",
    "kind": "arxiv",
    "version": 3
  }
}