Pith Number

pith:Y6UHV3HC

pith:2017:Y6UHV3HCCPNDOBGK2UF64ILXVS

not attested not anchored not stored refs pending

On Using Toeplitz and Circulant Matrices for Johnson-Lindenstrauss Transforms

Casper Benjamin Freksen, Kasper Green Larsen

arxiv:1706.10110 v2 · 2017-06-30 · math.FA · cs.CC · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y6UHV3HCCPNDOBGK2UF64ILXVS}

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	2026-05-18T00:31:02.706741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7a87aece213da3704cad50bee2177acb21ecb19efc27e8ecd885ecc7af823e3

Aliases

arxiv: 1706.10110 · arxiv_version: 1706.10110v2 · doi: 10.48550/arxiv.1706.10110 · pith_short_12: Y6UHV3HCCPND · pith_short_16: Y6UHV3HCCPNDOBGK · pith_short_8: Y6UHV3HC

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/Y6UHV3HCCPNDOBGK2UF64ILXVS \
  | 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: c7a87aece213da3704cad50bee2177acb21ecb19efc27e8ecd885ecc7af823e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f0c25eeb52fc8fdb987c4ec9a4260c44ad56d615eda4c1d9b580455a110b856",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-06-30T10:46:28Z",
    "title_canon_sha256": "9672a12b70765359931a3e866d1d3f9e1e46223a71f43b12bb2bde690d9f3187"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.10110",
    "kind": "arxiv",
    "version": 2
  }
}