Pith Number

pith:CQXKZHIY

pith:1993:CQXKZHIY2R57DUT7Y4IEL7A7SZ

not attested not anchored not stored refs pending

Some stability properties of $c_0$-saturated spaces

Denny H. Leung

arxiv:math/9306210 v1 · 1993-06-21 · 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{CQXKZHIY2R57DUT7Y4IEL7A7SZ}

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	2026-05-18T01:05:52.140130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

142eac9d18d47bf1d27fc71045fc1f966f251a68f082b924d64fe8c13f446a02

Aliases

arxiv: math/9306210 · arxiv_version: math/9306210v1 · doi: 10.48550/arxiv.math/9306210 · pith_short_12: CQXKZHIY2R57 · pith_short_16: CQXKZHIY2R57DUT7 · pith_short_8: CQXKZHIY

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/CQXKZHIY2R57DUT7Y4IEL7A7SZ \
  | 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: 142eac9d18d47bf1d27fc71045fc1f966f251a68f082b924d64fe8c13f446a02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6418978be51f0bdad95019c1d191dabf46beec4f3ea33d47321c8eb13f1a13cf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.FA",
    "submitted_at": "1993-06-21T21:51:02Z",
    "title_canon_sha256": "1a0325ba32e03118dce8d2da127680271f6f25fd4de716aef72ff27c52d3403a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9306210",
    "kind": "arxiv",
    "version": 1
  }
}