Pith Number

pith:KRDFF37T

pith:2018:KRDFF37TDBQAWCMRY7TWDJ55TJ

not attested not anchored not stored refs pending

On the structure of hypersurfaces in $\mathbb{H}^n\times \mathbb{R}$ with finite strong total curvature

Barbara Nelli, Maria Fernanda Elbert

arxiv:1802.03059 v2 · 2018-02-08 · 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{KRDFF37TDBQAWCMRY7TWDJ55TJ}

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	2026-05-18T00:00:45.907663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

544652eff318600b0991c7e761a7bd9a4e576412ff21dfec2476046415286b7a

Aliases

arxiv: 1802.03059 · arxiv_version: 1802.03059v2 · doi: 10.48550/arxiv.1802.03059 · pith_short_12: KRDFF37TDBQA · pith_short_16: KRDFF37TDBQAWCMR · pith_short_8: KRDFF37T

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/KRDFF37TDBQAWCMRY7TWDJ55TJ \
  | 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: 544652eff318600b0991c7e761a7bd9a4e576412ff21dfec2476046415286b7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a516a3e9f720849a26f919bec1044a04bd570056abb4fa9d674586eb47bbb52a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-02-08T21:53:33Z",
    "title_canon_sha256": "ed6ef1919bf862c6f44bc1716c67881730cbccc15a2c61add6f3462dfa9b0c62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03059",
    "kind": "arxiv",
    "version": 2
  }
}