Pith Number

pith:6HZTEB33

pith:2016:6HZTEB33JIBGHGDB5SDLLEYCFU

not attested not anchored not stored refs pending

Products of Menger spaces: a combinatorial approach

Boaz Tsaban, Piotr Szewczak

arxiv:1603.03361 v3 · 2016-03-10 · math.GN · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6HZTEB33JIBGHGDB5SDLLEYCFU}

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	2026-05-18T01:01:15.826248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1f332077b4a02639861ec86b593022d38354555373dd65dbfcf168014daad16

Aliases

arxiv: 1603.03361 · arxiv_version: 1603.03361v3 · doi: 10.48550/arxiv.1603.03361 · pith_short_12: 6HZTEB33JIBG · pith_short_16: 6HZTEB33JIBGHGDB · pith_short_8: 6HZTEB33

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/6HZTEB33JIBGHGDB5SDLLEYCFU \
  | 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: f1f332077b4a02639861ec86b593022d38354555373dd65dbfcf168014daad16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efcaa7b3c3394b01cf98539f399c1b794b709094be7fc8593c97c469a266b211",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2016-03-10T18:23:16Z",
    "title_canon_sha256": "d28dd43d190307e3de704f74ba9d1bb2dc61385066cdc519e6ff1a8747400143"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.03361",
    "kind": "arxiv",
    "version": 3
  }
}