Pith Number

pith:OTIUTTCB

pith:2019:OTIUTTCBQOZ3CZNAE4MZWLLWVS

not attested not anchored not stored refs pending

On the Restricted Isometry Property of Centered Self Khatri-Rao Products

Alexander Fengler, Peter Jung

arxiv:1905.09245 v1 · 2019-05-22 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OTIUTTCBQOZ3CZNAE4MZWLLWVS}

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.

Cited by

1 paper in Pith

Is Dimensionality a Barrier for Retrieval Models?

Receipt and verification

First computed	2026-05-17T23:45:21.500960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74d149cc4183b3b165a027199b2d76aca4b85edd157025da2378d7a5370dded2

Aliases

arxiv: 1905.09245 · arxiv_version: 1905.09245v1 · doi: 10.48550/arxiv.1905.09245 · pith_short_12: OTIUTTCBQOZ3 · pith_short_16: OTIUTTCBQOZ3CZNA · pith_short_8: OTIUTTCB

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/OTIUTTCBQOZ3CZNAE4MZWLLWVS \
  | 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: 74d149cc4183b3b165a027199b2d76aca4b85edd157025da2378d7a5370dded2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dfb312295f95da04599ccbe9372d281cb9ea58e8a06ec3ab46972893e3307b9",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-05-22T17:09:30Z",
    "title_canon_sha256": "c6473944131e016e03d922d7b3228616b0a1b1532d9ac4c237188f36da35b7e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.09245",
    "kind": "arxiv",
    "version": 1
  }
}