Pith Number

pith:IPZWT4ZR

pith:2015:IPZWT4ZRMKF65GSW56R3LNXJ46

not attested not anchored not stored refs pending

Locally conformally Berwald manifolds and compact quotients of reducible manifolds by homotheties

Vladimir S. Matveev, Yuri Nikolayevsky

arxiv:1506.08935 v1 · 2015-06-30 · 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{IPZWT4ZRMKF65GSW56R3LNXJ46}

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	2026-05-18T00:29:39.764729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43f369f331628bee9a56efa3b5b6e9e7b2ef1ebd86c3da1a4c9acdb7c4c11fd3

Aliases

arxiv: 1506.08935 · arxiv_version: 1506.08935v1 · doi: 10.48550/arxiv.1506.08935 · pith_short_12: IPZWT4ZRMKF6 · pith_short_16: IPZWT4ZRMKF65GSW · pith_short_8: IPZWT4ZR

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/IPZWT4ZRMKF65GSW56R3LNXJ46 \
  | 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: 43f369f331628bee9a56efa3b5b6e9e7b2ef1ebd86c3da1a4c9acdb7c4c11fd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad94e1bf3753bdc217e5730cf0d30477d9241f452dcf47fb15c60fd658ccafac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-06-30T04:40:18Z",
    "title_canon_sha256": "c7a35ec1e2714f3c11b8b267bafea56a79c1741f61dea8092afd0d2ce37004c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08935",
    "kind": "arxiv",
    "version": 1
  }
}