Pith Number

pith:QZUX66A6

pith:2019:QZUX66A6G5HN57MRLF7LXQ75PK

not attested not anchored not stored refs pending

On the Universality of Noiseless Linear Estimation with Respect to the Measurement Matrix

Alia Abbara, Antoine Baker, Florent Krzakala, Lenka Zdeborov\'a

arxiv:1906.04735 v1 · 2019-06-11 · stat.ML · cs.IT · cs.LG · eess.SP · math.IT · math.ST · 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{QZUX66A6G5HN57MRLF7LXQ75PK}

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	2026-07-05T00:34:40.484793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86697f781e374edefd91597ebbc3fd7ab14fc37ce3de24a722508c3d27a032e8

Aliases

arxiv: 1906.04735 · arxiv_version: 1906.04735v1 · doi: 10.48550/arxiv.1906.04735 · pith_short_12: QZUX66A6G5HN · pith_short_16: QZUX66A6G5HN57MR · pith_short_8: QZUX66A6

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/QZUX66A6G5HN57MRLF7LXQ75PK \
  | 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: 86697f781e374edefd91597ebbc3fd7ab14fc37ce3de24a722508c3d27a032e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0164ab13a826d399d5a588ad8a0ca0d0d72f3b89e12f6d30c9a7122e142d7a3",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "eess.SP",
      "math.IT",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-06-11T08:10:37Z",
    "title_canon_sha256": "ea579d4cd8378f2a75055a37c87d3cd2fac4bf991d559d073784ad7e5724dd61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04735",
    "kind": "arxiv",
    "version": 1
  }
}