Pith Number

pith:6NJBXQ6N

pith:2019:6NJBXQ6NNKCMX6C76WBLJJTDGZ

not attested not anchored not stored refs pending

Classification of six dimensional monotone symplectic manifolds admitting semifree circle actions II

Yunhyung Cho

arxiv:1904.10962 v1 · 2019-04-24 · math.SG · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6NJBXQ6NNKCMX6C76WBLJJTDGZ}

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	2026-05-17T23:47:47.979653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3521bc3cd6a84cbf85ff582b4a66336687ed8629566fe6be1b1599faa3c3d31

Aliases

arxiv: 1904.10962 · arxiv_version: 1904.10962v1 · doi: 10.48550/arxiv.1904.10962 · pith_short_12: 6NJBXQ6NNKCM · pith_short_16: 6NJBXQ6NNKCMX6C7 · pith_short_8: 6NJBXQ6N

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/6NJBXQ6NNKCMX6C76WBLJJTDGZ \
  | 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: f3521bc3cd6a84cbf85ff582b4a66336687ed8629566fe6be1b1599faa3c3d31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ccc07cdd6bd850ff17642cd649fb846febea3f26ac9194849bfcaffaed4096d",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2019-04-24T12:47:49Z",
    "title_canon_sha256": "56fb37c4e429bf38d68f5ae0ff17ad854a196bb487ae136d2698c7d679c4cd86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10962",
    "kind": "arxiv",
    "version": 1
  }
}