Pith Number

pith:CBFZCSZC

pith:2018:CBFZCSZCE6VNP2MA56KMVVF47K

not attested not anchored not stored refs pending

On ring homeomorphisms with inverse modulus conditions

Evgeny Sevost'yanov, Sergei Skvortsov

arxiv:1805.08619 v1 · 2018-05-19 · math.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CBFZCSZCE6VNP2MA56KMVVF47K}

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	2026-05-18T00:15:25.712030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

104b914b2227aad7e980ef94cad4bcfaa73567d6858af5c564a3c0e14c40a12c

Aliases

arxiv: 1805.08619 · arxiv_version: 1805.08619v1 · doi: 10.48550/arxiv.1805.08619 · pith_short_12: CBFZCSZCE6VN · pith_short_16: CBFZCSZCE6VNP2MA · pith_short_8: CBFZCSZC

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/CBFZCSZCE6VNP2MA56KMVVF47K \
  | 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: 104b914b2227aad7e980ef94cad4bcfaa73567d6858af5c564a3c0e14c40a12c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ba726a864ddba97483da3747308453f83876fb4e5e8cf32c49ae4501f7da291",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2018-05-19T21:01:56Z",
    "title_canon_sha256": "c4a3877db26001e0f7214d86e2fb1d269e429f056a3dfc87c671d4226afe0511"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08619",
    "kind": "arxiv",
    "version": 1
  }
}