Pith Number

pith:VMB6R567

pith:2018:VMB6R567YHQS5N7BWXBPJB4J3U

not attested not anchored not stored refs pending

Almost squareness and strong diameter two property in tensor product spaces

Abraham Rueda Zoca

arxiv:1809.06048 v1 · 2018-09-17 · 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{VMB6R567YHQS5N7BWXBPJB4J3U}

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	2026-05-18T00:05:35.788189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab03e8f7dfc1e12eb7e1b5c2f48789dd0dc789349767831f67d47f57070fdccd

Aliases

arxiv: 1809.06048 · arxiv_version: 1809.06048v1 · doi: 10.48550/arxiv.1809.06048 · pith_short_12: VMB6R567YHQS · pith_short_16: VMB6R567YHQS5N7B · pith_short_8: VMB6R567

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/VMB6R567YHQS5N7BWXBPJB4J3U \
  | 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: ab03e8f7dfc1e12eb7e1b5c2f48789dd0dc789349767831f67d47f57070fdccd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7671306af05a3d0608562a9c9ac8ee98e7969f30bb8efc2b0c5dd78a566bcbb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-09-17T07:19:30Z",
    "title_canon_sha256": "bc8c0d2c18dae79b14120cb33612c50ba862d6dc20c62322fc228c5268be898a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06048",
    "kind": "arxiv",
    "version": 1
  }
}