Pith Number

pith:T2YD4KGV

pith:2016:T2YD4KGVRPKOF7NLXFB3UWBO2T

not attested not anchored not stored refs pending

Biharmonic hypersurfaces with constant scalar curvature in space forms

Min-Chun Hong, Yu Fu

arxiv:1606.03187 v2 · 2016-06-10 · 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{T2YD4KGVRPKOF7NLXFB3UWBO2T}

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	2026-05-18T00:51:25.591136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9eb03e28d58bd4e2fdabb943ba582ed4d957785d581f09c7d5c18212098d5a5e

Aliases

arxiv: 1606.03187 · arxiv_version: 1606.03187v2 · doi: 10.48550/arxiv.1606.03187 · pith_short_12: T2YD4KGVRPKO · pith_short_16: T2YD4KGVRPKOF7NL · pith_short_8: T2YD4KGV

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/T2YD4KGVRPKOF7NLXFB3UWBO2T \
  | 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: 9eb03e28d58bd4e2fdabb943ba582ed4d957785d581f09c7d5c18212098d5a5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d86e2190824abbc63484186319f758f96bf24bb2b3f80333e648e6d045ed9e7c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-06-10T05:44:14Z",
    "title_canon_sha256": "6a5cd9b0f7e8cb0d4d2c16261088036f072fab833b34210149d54069a35ee0d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.03187",
    "kind": "arxiv",
    "version": 2
  }
}