Pith Number

pith:44FWK3HV

pith:2022:44FWK3HVUV34GO6VKUDT2XPEQ3

not attested not anchored not stored refs pending

Disk-like surfaces of section and symplectic capacities

Oliver Edtmair

arxiv:2206.07847 v2 · 2022-06-15 · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{44FWK3HVUV34GO6VKUDT2XPEQ3}

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

Symplectic capacities of $S^1$-invariant dynamically convex domains in $\mathbb{R}^4$

Receipt and verification

First computed	2026-07-05T09:44:03.620903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e70b656cf5a577c33bd555073d5de486ed96e68ff9169789b56966b3b698b345

Aliases

arxiv: 2206.07847 · arxiv_version: 2206.07847v2 · doi: 10.48550/arxiv.2206.07847 · pith_short_12: 44FWK3HVUV34 · pith_short_16: 44FWK3HVUV34GO6V · pith_short_8: 44FWK3HV

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/44FWK3HVUV34GO6VKUDT2XPEQ3 \
  | 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: e70b656cf5a577c33bd555073d5de486ed96e68ff9169789b56966b3b698b345

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c753a66d484d01d984fa7bd7d6517a0008efde0980d2c0f643e7542af5b1d3d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2022-06-15T23:35:28Z",
    "title_canon_sha256": "b85f1c621c64bd4d2ea5ee21f032ed55cad9d2b5be6502f6165725a093262d9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.07847",
    "kind": "arxiv",
    "version": 2
  }
}