Pith Number

pith:Q42LQ2AZ

pith:2010:Q42LQ2AZMKLBJGRYA2QEQGBJ5N

not attested not anchored not stored refs pending

Thin-very tall compact scattered spaces which are hereditarily separable

Christina Brech, Piotr Koszmider

arxiv:1005.3528 v1 · 2010-05-19 · math.FA · 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{Q42LQ2AZMKLBJGRYA2QEQGBJ5N}

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	2026-05-18T04:40:54.438823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8734b868196296149a3806a0481829eb6a99918bbafab661ca92c2915dd7902a

Aliases

arxiv: 1005.3528 · arxiv_version: 1005.3528v1 · doi: 10.48550/arxiv.1005.3528 · pith_short_12: Q42LQ2AZMKLB · pith_short_16: Q42LQ2AZMKLBJGRY · pith_short_8: Q42LQ2AZ

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/Q42LQ2AZMKLBJGRYA2QEQGBJ5N \
  | 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: 8734b868196296149a3806a0481829eb6a99918bbafab661ca92c2915dd7902a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87bf8417f385b5a2d61ca48c38b3ba455591516c369416d3c7ac2fc399f079dd",
    "cross_cats_sorted": [
      "math.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2010-05-19T19:12:27Z",
    "title_canon_sha256": "6dfd6fefe2f0bb3275ab5dc4de87a6f19009d6d4a0c98b9cb875baaeb507a56b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.3528",
    "kind": "arxiv",
    "version": 1
  }
}