Pith Number

pith:LKGSDHPJ

pith:2011:LKGSDHPJ44BQIRU2KAWWDUT6BP

not attested not anchored not stored refs pending

Curvature flow of complete convex hypersurfaces in hyperbolic space

Ling Xiao

arxiv:1106.4541 v1 · 2011-06-22 · 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{LKGSDHPJ44BQIRU2KAWWDUT6BP}

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	2026-05-18T04:19:32.826869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a8d219de9e70304469a502d61d27e0bf0d8882b4051c91461e7e70a602ef1f7

Aliases

arxiv: 1106.4541 · arxiv_version: 1106.4541v1 · doi: 10.48550/arxiv.1106.4541 · pith_short_12: LKGSDHPJ44BQ · pith_short_16: LKGSDHPJ44BQIRU2 · pith_short_8: LKGSDHPJ

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/LKGSDHPJ44BQIRU2KAWWDUT6BP \
  | 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: 5a8d219de9e70304469a502d61d27e0bf0d8882b4051c91461e7e70a602ef1f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ef67ba8c819060f214a48c78988d2ef1a64eb250663f58128074878879a938f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-06-22T19:49:52Z",
    "title_canon_sha256": "ec2bf53c3c50353c1599999b757a184533e4c1f1b029a7d94999f6802a03b88a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.4541",
    "kind": "arxiv",
    "version": 1
  }
}