Pith Number

pith:UCINF46Y

pith:2019:UCINF46YMSA7RNFQ2OR5RNQATW

not attested not anchored not stored refs pending

Holomorphic curves for Legendrian surgery

Tobias Ekholm

arxiv:1906.07228 v1 · 2019-06-17 · 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{UCINF46YMSA7RNFQ2OR5RNQATW}

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

Representations of the Chekanov-Eliashberg algebra from closed exact Lagrangians I

Receipt and verification

First computed	2026-05-17T23:43:08.494939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a090d2f3d86481f8b4b0d3a3d8b6009db7bd0ae5df3cbac3101ade398fa6f69c

Aliases

arxiv: 1906.07228 · arxiv_version: 1906.07228v1 · doi: 10.48550/arxiv.1906.07228 · pith_short_12: UCINF46YMSA7 · pith_short_16: UCINF46YMSA7RNFQ · pith_short_8: UCINF46Y

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/UCINF46YMSA7RNFQ2OR5RNQATW \
  | 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: a090d2f3d86481f8b4b0d3a3d8b6009db7bd0ae5df3cbac3101ade398fa6f69c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61c2bbbb97681559117135e2520301a4326fb18dfc8c865bda657d2da695f402",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2019-06-17T19:19:12Z",
    "title_canon_sha256": "43a6e4bc4792182a38ce52019e3370bd36857893f780c46cea4189480484c7dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07228",
    "kind": "arxiv",
    "version": 1
  }
}