Pith Number

pith:H7YNMQKU

pith:2018:H7YNMQKU5QOPMDQ4CNYC3X4ON5

not attested not anchored not stored refs pending

Conformal metrics with prescribed Gaussian and geodesic curvatures

Andrea Malchiodi, David Ruiz, Rafael L\'opez-Soriano

arxiv:1806.11533 v2 · 2018-06-29 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H7YNMQKU5QOPMDQ4CNYC3X4ON5}

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	2026-05-17T23:55:29.232664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ff0d64154ec1cf60e1c13702ddf8e6f6536bd3a26d9eab1879f1e2185a7333a

Aliases

arxiv: 1806.11533 · arxiv_version: 1806.11533v2 · doi: 10.48550/arxiv.1806.11533 · pith_short_12: H7YNMQKU5QOP · pith_short_16: H7YNMQKU5QOPMDQ4 · pith_short_8: H7YNMQKU

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/H7YNMQKU5QOPMDQ4CNYC3X4ON5 \
  | 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: 3ff0d64154ec1cf60e1c13702ddf8e6f6536bd3a26d9eab1879f1e2185a7333a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08078cc194b79427f66706b58278f4c3c563ec346205c36261aa258970e7f225",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-06-29T16:57:11Z",
    "title_canon_sha256": "7c7aac5f09f776a7e21868620f3b557930c8d521ff5c57aea4d46d0aaaffdbe4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.11533",
    "kind": "arxiv",
    "version": 2
  }
}