Pith Number

pith:OJG3CUKU

pith:2014:OJG3CUKUJJXYT77HFYHUU3O3T7

not attested not anchored not stored refs pending

Biconservative surfaces

A. Ratto, C. Oniciuc, S. Montaldo

arxiv:1406.6774 v1 · 2014-06-26 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OJG3CUKUJJXYT77HFYHUU3O3T7}

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	2026-05-18T02:48:55.931279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

724db151544a6f89ffe72e0f4a6ddb9ff76ac19d5230397af5e742883620e9f5

Aliases

arxiv: 1406.6774 · arxiv_version: 1406.6774v1 · doi: 10.48550/arxiv.1406.6774 · pith_short_12: OJG3CUKUJJXY · pith_short_16: OJG3CUKUJJXYT77H · pith_short_8: OJG3CUKU

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/OJG3CUKUJJXYT77HFYHUU3O3T7 \
  | 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: 724db151544a6f89ffe72e0f4a6ddb9ff76ac19d5230397af5e742883620e9f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87156bb2ec150023a1187397fefcfb666c8b34a39d4a8231937216c6774a90cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-06-26T05:44:11Z",
    "title_canon_sha256": "dbd7ed00586f353709384b7c7c34db4895be896e682256c8df82d04126380ed9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.6774",
    "kind": "arxiv",
    "version": 1
  }
}