Pith Number

pith:YETSQ4SM

pith:2018:YETSQ4SMQIHRAVOH4BZM7UQNM4

not attested not anchored not stored refs pending

Overdetermined problems and constant mean curvature surfaces in cones

Filomena Pacella, Giulio Tralli

arxiv:1802.03197 v2 · 2018-02-09 · 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{YETSQ4SMQIHRAVOH4BZM7UQNM4}

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	2026-05-18T00:16:44.214308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c12728724c820f1055c7e072cfd20d672aa16374681ca8a3f206e9a6f7069a9a

Aliases

arxiv: 1802.03197 · arxiv_version: 1802.03197v2 · doi: 10.48550/arxiv.1802.03197 · pith_short_12: YETSQ4SMQIHR · pith_short_16: YETSQ4SMQIHRAVOH · pith_short_8: YETSQ4SM

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/YETSQ4SMQIHRAVOH4BZM7UQNM4 \
  | 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: c12728724c820f1055c7e072cfd20d672aa16374681ca8a3f206e9a6f7069a9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "813cbd6907497cbecd8eb6b2851d1609f22d24ccbdc7b88a08c54385c72e8479",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-02-09T10:45:54Z",
    "title_canon_sha256": "4ed70a7a02086a8a33e9e85e335275e8f27df0fc732032351e38a4ccfebe27a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03197",
    "kind": "arxiv",
    "version": 2
  }
}