Pith Number

pith:6LNH7VDD

pith:2024:6LNH7VDDN3IJMBSNMM7IEN6MFC

not attested not anchored not stored refs pending

Zero-dimensional metrizable CDH space $X$ such that $X^2$ is not CDH

Michal Hevessy

arxiv:2411.17573 v1 · 2024-11-26 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6LNH7VDDN3IJMBSNMM7IEN6MFC}

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	2026-07-05T09:40:49.111175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2da7fd4636ed096064d633e8237cc28b5b41afa07a83da5a69ab66b58a15408

Aliases

arxiv: 2411.17573 · arxiv_version: 2411.17573v1 · doi: 10.48550/arxiv.2411.17573 · pith_short_12: 6LNH7VDDN3IJ · pith_short_16: 6LNH7VDDN3IJMBSN · pith_short_8: 6LNH7VDD

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/6LNH7VDDN3IJMBSNMM7IEN6MFC \
  | 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: f2da7fd4636ed096064d633e8237cc28b5b41afa07a83da5a69ab66b58a15408

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d1a2136dfe114e619ca5ec1a5a98f5015e42d8c3f1f94b4c618ae7478d9d228",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2024-11-26T16:35:01Z",
    "title_canon_sha256": "6a409a47d356480d04dd6162abf7a3e19977a48eb64353b27ece8fc4ad16f51e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.17573",
    "kind": "arxiv",
    "version": 1
  }
}