Pith Number

pith:NEHCZT42

pith:2017:NEHCZT422T7SEMCMAF3N6WUYAE

not attested not anchored not stored refs pending

Lagrangian Fillings of Legendrian $4$-Plat Knots

Erin R. Lipman, Joshua M. Sabloff

arxiv:1709.02890 v1 · 2017-09-09 · math.SG · 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{NEHCZT422T7SEMCMAF3N6WUYAE}

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	2026-05-18T00:35:40.196093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

690e2ccf9ad4ff22304c0176df5a98010f128a182671c42b80a1459ded82b8f9

Aliases

arxiv: 1709.02890 · arxiv_version: 1709.02890v1 · doi: 10.48550/arxiv.1709.02890 · pith_short_12: NEHCZT422T7S · pith_short_16: NEHCZT422T7SEMCM · pith_short_8: NEHCZT42

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/NEHCZT422T7SEMCMAF3N6WUYAE \
  | 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: 690e2ccf9ad4ff22304c0176df5a98010f128a182671c42b80a1459ded82b8f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f480488fc1ced80eb2ff5c4c49474b98096e10d04ad41bf27d33a2ca563c241",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2017-09-09T01:36:00Z",
    "title_canon_sha256": "220837da099c5b2dcf964c00cb7e8166ed07768bdd6b3e4e0dc8021deb13a30e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02890",
    "kind": "arxiv",
    "version": 1
  }
}