Pith Number

pith:ZQENCFWB

pith:2015:ZQENCFWBEDA75YMHZSW4TDOAUJ

not attested not anchored not stored refs pending

Landis-Oleinik Conjecture in the Exterior Domain

Jie Wu, Liqun Zhang

arxiv:1509.08904 v1 · 2015-09-29 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZQENCFWBEDA75YMHZSW4TDOAUJ}

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	2026-05-18T01:31:30.631340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc08d116c120c1fee187ccadc98dc0a24ba71d609007aac3fe4fbb919b60eaac

Aliases

arxiv: 1509.08904 · arxiv_version: 1509.08904v1 · doi: 10.48550/arxiv.1509.08904 · pith_short_12: ZQENCFWBEDA7 · pith_short_16: ZQENCFWBEDA75YMH · pith_short_8: ZQENCFWB

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/ZQENCFWBEDA75YMHZSW4TDOAUJ \
  | 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: cc08d116c120c1fee187ccadc98dc0a24ba71d609007aac3fe4fbb919b60eaac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9fd82d0d89b7898e8a3ebb6cf2a3c49e792c5aa5d7f0d97f8e82d15a341c024",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-09-29T19:42:01Z",
    "title_canon_sha256": "e6a9b6a55e8d371ff5ead69506e0cb68c272b0bd85bd5f64518de6228ad74530"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08904",
    "kind": "arxiv",
    "version": 1
  }
}