Pith Number

pith:DBCZINOI

pith:2013:DBCZINOIATYCBFFHE6KV57MNVG

not attested not anchored not stored refs pending

Remarks on diameter 2 properties

Olav Nygaard, Trond Abrahamsen, Vegard Lima

arxiv:1304.7068 v1 · 2013-04-26 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DBCZINOIATYCBFFHE6KV57MNVG}

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	2026-05-18T03:27:02.657793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18459435c804f02094a727955efd8da9a327a5c127e7b35dff7751c7a8f8c2ea

Aliases

arxiv: 1304.7068 · arxiv_version: 1304.7068v1 · doi: 10.48550/arxiv.1304.7068 · pith_short_12: DBCZINOIATYC · pith_short_16: DBCZINOIATYCBFFH · pith_short_8: DBCZINOI

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/DBCZINOIATYCBFFHE6KV57MNVG \
  | 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: 18459435c804f02094a727955efd8da9a327a5c127e7b35dff7751c7a8f8c2ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "403e729cf756060d8850235cc0cd20ef8303a6445a560b73fe4c07a23e479dfb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2013-04-26T05:29:16Z",
    "title_canon_sha256": "3db235714ee79df110c41c2e6ccc9535be11cf2478e31b6306dcea8e809edc43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.7068",
    "kind": "arxiv",
    "version": 1
  }
}