Pith Number

pith:AGD3HADY

pith:2002:AGD3HADYSVETSO34VE5W55UP62

not attested not anchored not stored refs pending

Remarks on rich subspaces of Banach spaces

Dirk Werner, Nigel Kalton, Vladimir Kadets

arxiv:math/0210287 v2 · 2002-10-18 · 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{AGD3HADYSVETSO34VE5W55UP62}

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	2026-05-18T04:26:44.099432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0187b380789549393b7ca93b6ef68ff68fc759a4de65fe18ef7c56855e172260

Aliases

arxiv: math/0210287 · arxiv_version: math/0210287v2 · doi: 10.48550/arxiv.math/0210287 · pith_short_12: AGD3HADYSVET · pith_short_16: AGD3HADYSVETSO34 · pith_short_8: AGD3HADY

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/AGD3HADYSVETSO34VE5W55UP62 \
  | 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: 0187b380789549393b7ca93b6ef68ff68fc759a4de65fe18ef7c56855e172260

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e98909c8a2fb33272b1329ef7c99d570f6f0a27e70adcfc03c3fd4c1e218654",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.FA",
    "submitted_at": "2002-10-18T13:11:40Z",
    "title_canon_sha256": "db1dbaf38c8aab4ab636cd8b83aaf4ce5c43f546dde4d6d3670224531fc679c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0210287",
    "kind": "arxiv",
    "version": 2
  }
}