Pith Number

pith:BNPO4BHM

pith:2018:BNPO4BHMSMSMBGR7CLOLI3BHEB

not attested not anchored not stored refs pending

Collapsed Manifolds With Ricci Bounded Covering Geometry

Hongzhi Huang, Lingling Kong, Shicheng Xu, Xiaochun Rong

arxiv:1808.03774 v1 · 2018-08-11 · 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{BNPO4BHMSMSMBGR7CLOLI3BHEB}

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.

Cited by

1 paper in Pith

Structure of Torus Fibration Under the First Betti Number Restriction

Receipt and verification

First computed	2026-05-18T00:08:19.750698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b5eee04ec9324c09a3f12dcb46c2720758bab347c1ccf47a892374b624ea93c

Aliases

arxiv: 1808.03774 · arxiv_version: 1808.03774v1 · doi: 10.48550/arxiv.1808.03774 · pith_short_12: BNPO4BHMSMSM · pith_short_16: BNPO4BHMSMSMBGR7 · pith_short_8: BNPO4BHM

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/BNPO4BHMSMSMBGR7CLOLI3BHEB \
  | 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: 0b5eee04ec9324c09a3f12dcb46c2720758bab347c1ccf47a892374b624ea93c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95b38fa09668fba1729d38efa634780b5ed70a969e1b9b9b0e0b2e75a0c23a17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-08-11T08:45:08Z",
    "title_canon_sha256": "e8feb68e97fc2c760c514c588948f0672dfed3a1909a9b5e974b42fdf072fa3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03774",
    "kind": "arxiv",
    "version": 1
  }
}