Pith Number

pith:UKVKUSJH

pith:2017:UKVKUSJH3QOF3DTT3BHJ3BMCAA

not attested not anchored not stored refs pending

On the uniqueness of complete biconservative surfaces in $\mathbb{R}^3$

Cezar Oniciuc, Simona Nistor

arxiv:1711.07253 v1 · 2017-11-20 · math.DG · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UKVKUSJH3QOF3DTT3BHJ3BMCAA}

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	2026-05-18T00:30:10.734899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2aaaa4927dc1c5d8e73d84e9d858200102e43516de41fd7960288eb26abc4db

Aliases

arxiv: 1711.07253 · arxiv_version: 1711.07253v1 · doi: 10.48550/arxiv.1711.07253 · pith_short_12: UKVKUSJH3QOF · pith_short_16: UKVKUSJH3QOF3DTT · pith_short_8: UKVKUSJH

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/UKVKUSJH3QOF3DTT3BHJ3BMCAA \
  | 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: a2aaaa4927dc1c5d8e73d84e9d858200102e43516de41fd7960288eb26abc4db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85d1aabf6c808b9eef285b7243ba4215e2cf6479d782bb90378632cb0a5c55dc",
    "cross_cats_sorted": [
      "math.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-11-20T11:03:47Z",
    "title_canon_sha256": "2f294889aca9cc2834dbad5902cbe2414ad53400cdef0864a53ae0a70642feae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.07253",
    "kind": "arxiv",
    "version": 1
  }
}