Pith Number

pith:PUW3TBN5

pith:2010:PUW3TBN5WGWH7XHGFSJWKFNZWD

not attested not anchored not stored refs pending

Why Gabor Frames? Two Fundamental Measures of Coherence and Their Role in Model Selection

Robert Calderbank, Sina Jafarpour, Waheed U. Bajwa

arxiv:1006.0719 v3 · 2010-06-03 · math.ST · cs.IT · math.IT · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PUW3TBN5WGWH7XHGFSJWKFNZWD}

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	2026-05-18T00:22:07.269296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d2db985bdb1ac7fdce62c936515b9b0c2733d745fd64350a4a26daef5d75d69

Aliases

arxiv: 1006.0719 · arxiv_version: 1006.0719v3 · doi: 10.48550/arxiv.1006.0719 · pith_short_12: PUW3TBN5WGWH · pith_short_16: PUW3TBN5WGWH7XHG · pith_short_8: PUW3TBN5

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/PUW3TBN5WGWH7XHGFSJWKFNZWD \
  | 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: 7d2db985bdb1ac7fdce62c936515b9b0c2733d745fd64350a4a26daef5d75d69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba20e428ca0f0d957ff937c6279833939b2f8b8aa7963795a0ef5c30e06c296e",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2010-06-03T19:22:45Z",
    "title_canon_sha256": "a1537f3c7194d6ded71688f432bd3b26fbccaf0c5f26782e464a766e8df486a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.0719",
    "kind": "arxiv",
    "version": 3
  }
}