Pith Number

pith:XTYZNMDJ

pith:2018:XTYZNMDJNYOUZMKJRG4RWGIG46

not attested not anchored not stored refs pending

Symplectic and K\"ahler structures on biquotients

Leopold Zoller, Oliver Goertsches, Panagiotis Konstantis

arxiv:1812.09689 v2 · 2018-12-23 · math.SG · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XTYZNMDJNYOUZMKJRG4RWGIG46}

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	2026-05-17T23:46:45.861292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcf196b0696e1d4cb14989b91b1906e7abf4bc939b5955f1687d90961a43b296

Aliases

arxiv: 1812.09689 · arxiv_version: 1812.09689v2 · doi: 10.48550/arxiv.1812.09689 · pith_short_12: XTYZNMDJNYOU · pith_short_16: XTYZNMDJNYOUZMKJ · pith_short_8: XTYZNMDJ

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/XTYZNMDJNYOUZMKJRG4RWGIG46 \
  | 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: bcf196b0696e1d4cb14989b91b1906e7abf4bc939b5955f1687d90961a43b296

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b311338a0641b02047d56516ff37929e2c4c5edc85514b1074b9991f78f3ae34",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2018-12-23T11:09:43Z",
    "title_canon_sha256": "6a3d7701e6bf4863d16cc26783d1d501774123e9c5e3189b22d26ead1c63d095"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09689",
    "kind": "arxiv",
    "version": 2
  }
}