Pith Number

pith:OBKTEKP3

pith:2019:OBKTEKP3V6G4PWNEOGKCWAR2IP

not attested not anchored not stored refs pending

Essential tori in spaces of symplectic embeddings

Julian Chaidez, Mihai Munteanu

arxiv:1903.08340 v1 · 2019-03-20 · 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{OBKTEKP3V6G4PWNEOGKCWAR2IP}

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	2026-07-05T03:30:28.608108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70553229fbaf8dc7d9a471942b023a43c144019d836552f9c116d9f1cf861c92

Aliases

arxiv: 1903.08340 · arxiv_version: 1903.08340v1 · doi: 10.48550/arxiv.1903.08340 · pith_short_12: OBKTEKP3V6G4 · pith_short_16: OBKTEKP3V6G4PWNE · pith_short_8: OBKTEKP3

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/OBKTEKP3V6G4PWNEOGKCWAR2IP \
  | 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: 70553229fbaf8dc7d9a471942b023a43c144019d836552f9c116d9f1cf861c92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69cad2ebd4fa361f2ae316a2a9100208dc1f9179a7b8431a2e46518240088fcd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2019-03-20T04:23:15Z",
    "title_canon_sha256": "b30ec2060deebebe5012775e5e6180cad3e4e21f18e6bfe917ab9660b119ef3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08340",
    "kind": "arxiv",
    "version": 1
  }
}