Pith Number

pith:46DVY3JV

pith:2011:46DVY3JVQN75XYJ4TIFFFYHPO5

not attested not anchored not stored refs pending

Projectivity of Banach and $C^*$-algebras of continuous fields

David Cushing, Zinaida A. Lykova

arxiv:1104.4935 v1 · 2011-04-26 · math.FA · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{46DVY3JVQN75XYJ4TIFFFYHPO5}

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	2026-05-18T04:23:32.721192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7875c6d35837fdbe13c9a0a52e0ef7753e399960f986ea853fff1deafac3864

Aliases

arxiv: 1104.4935 · arxiv_version: 1104.4935v1 · doi: 10.48550/arxiv.1104.4935 · pith_short_12: 46DVY3JVQN75 · pith_short_16: 46DVY3JVQN75XYJ4 · pith_short_8: 46DVY3JV

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/46DVY3JVQN75XYJ4TIFFFYHPO5 \
  | 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: e7875c6d35837fdbe13c9a0a52e0ef7753e399960f986ea853fff1deafac3864

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "385e037cb71cdd44c834c19d7c91bc6c94fe12fa71f919c73e87c3e90f393c45",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2011-04-26T14:31:58Z",
    "title_canon_sha256": "921f76f95694f8a2d6be43648c1368b2704629b64ede0415c8192fbfd399b321"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4935",
    "kind": "arxiv",
    "version": 1
  }
}