Pith Number

pith:D3PDGN67

pith:2018:D3PDGN67QLLFSMJSPTIWHWYNGN

not attested not anchored not stored refs pending

Separation axioms and covering dimension of asymmetric normed spaces

Natalia Jonard-P\'erez, Victor Donju\'an

arxiv:1805.01560 v3 · 2018-05-03 · 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{D3PDGN67QLLFSMJSPTIWHWYNGN}

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	2026-05-17T23:46:41.890581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ede3337df82d65931327cd163db0d335c3a2ccf63d641c8997e75c69e140ec0

Aliases

arxiv: 1805.01560 · arxiv_version: 1805.01560v3 · doi: 10.48550/arxiv.1805.01560 · pith_short_12: D3PDGN67QLLF · pith_short_16: D3PDGN67QLLFSMJS · pith_short_8: D3PDGN67

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/D3PDGN67QLLFSMJSPTIWHWYNGN \
  | 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: 1ede3337df82d65931327cd163db0d335c3a2ccf63d641c8997e75c69e140ec0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61b78460304bd71985dd04e34f18c91012aec597f8a9d3c3715955d9e2051778",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2018-05-03T22:27:00Z",
    "title_canon_sha256": "47cfe4cd2b662df6ad24c00eda75a1a56e2bdb484089f9a5a5d20c81fd40652d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01560",
    "kind": "arxiv",
    "version": 3
  }
}