Pith Number

pith:WSMU2KRB

pith:2017:WSMU2KRB4ACH2ZQVFN7B5EE4I3

not attested not anchored not stored refs pending

Characterization and Construction of K-Fusion Frames and Their Duals in Hilbert Spaces

Ali Akbar Arefijamaal, Fahimeh Arabyani Neyshaburi

arxiv:1705.00209 v1 · 2017-04-29 · 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{WSMU2KRB4ACH2ZQVFN7B5EE4I3}

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	2026-05-18T00:45:21.151891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4994d2a21e0047d66152b7e1e909c46e35cb4b279e595a3c72b9ebdb7c51279

Aliases

arxiv: 1705.00209 · arxiv_version: 1705.00209v1 · doi: 10.48550/arxiv.1705.00209 · pith_short_12: WSMU2KRB4ACH · pith_short_16: WSMU2KRB4ACH2ZQV · pith_short_8: WSMU2KRB

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/WSMU2KRB4ACH2ZQVFN7B5EE4I3 \
  | 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: b4994d2a21e0047d66152b7e1e909c46e35cb4b279e595a3c72b9ebdb7c51279

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc6492fb6412409b5faf18c699d9b9ddc0664d51717dd73633570cbe8a491602",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-04-29T16:16:27Z",
    "title_canon_sha256": "84a9a66697eea8f1e10a13f65512fbc0a4a226f2819dfdd4cf74fe47a7fc2682"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00209",
    "kind": "arxiv",
    "version": 1
  }
}