Pith Number

pith:VJS4ZVWN

pith:2012:VJS4ZVWNGL7CFI7NV63P3UT7KR

not attested not anchored not stored refs pending

The radius of injectivity of local ring $Q$-homeomorphisms

Evgeny Sevost'yanov

arxiv:1209.3341 v3 · 2012-09-14 · 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{VJS4ZVWNGL7CFI7NV63P3UT7KR}

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	2026-05-18T03:35:27.951969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa65ccd6cd32fe22a3edafb6fdd27f544ddd11e3d919a2161633f3e0003db99a

Aliases

arxiv: 1209.3341 · arxiv_version: 1209.3341v3 · doi: 10.48550/arxiv.1209.3341 · pith_short_12: VJS4ZVWNGL7C · pith_short_16: VJS4ZVWNGL7CFI7N · pith_short_8: VJS4ZVWN

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/VJS4ZVWNGL7CFI7NV63P3UT7KR \
  | 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: aa65ccd6cd32fe22a3edafb6fdd27f544ddd11e3d919a2161633f3e0003db99a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be0af6bd6b7eca829fdc63f56e905dfaf79d38383146f4d00aeefc916d9124fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2012-09-14T23:32:20Z",
    "title_canon_sha256": "137ae9c32025eddba283a33a8d9b5d5dd13dfe1e9a440f0c077df9922202f1ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3341",
    "kind": "arxiv",
    "version": 3
  }
}