Pith Number

pith:IHHF3ASO

pith:2018:IHHF3ASO5JANTD26XFPFIXGHFV

not attested not anchored not stored refs pending

Non-meager $P$-filters are Countable Dense Homogeneous

Michael Hru\v{s}\'ak, Rodrigo Hern\'andez-Guti\'errez

arxiv:1809.06814 v1 · 2018-09-18 · 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{IHHF3ASO5JANTD26XFPFIXGHFV}

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	2026-05-18T00:05:24.633923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41ce5d824eea40d98f5eb95e545cc72d5044397f440bdd5df192e1547aad29f0

Aliases

arxiv: 1809.06814 · arxiv_version: 1809.06814v1 · doi: 10.48550/arxiv.1809.06814 · pith_short_12: IHHF3ASO5JAN · pith_short_16: IHHF3ASO5JANTD26 · pith_short_8: IHHF3ASO

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/IHHF3ASO5JANTD26XFPFIXGHFV \
  | 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: 41ce5d824eea40d98f5eb95e545cc72d5044397f440bdd5df192e1547aad29f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24d4357c1b50cbc248e60705ac1dd64485b51bd1bf20601114b12560b7c49bb1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2018-09-18T16:18:34Z",
    "title_canon_sha256": "56ae7af2fd4ad916aae0cfa7cee48ddb29315c05ffb72a4786d0aa31ff533617"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06814",
    "kind": "arxiv",
    "version": 1
  }
}