Pith Number

pith:YAM4G3A5

pith:2017:YAM4G3A5YWNVTXM6KIDVRQJWVP

not attested not anchored not stored refs pending

Quantization for Low-Rank Matrix Recovery

Eric Lybrand, Rayan Saab

arxiv:1709.09803 v2 · 2017-09-28 · 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{YAM4G3A5YWNVTXM6KIDVRQJWVP}

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	2026-05-18T00:18:19.247357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c019c36c1dc59b59dd9e520758c136abc60d6866704e70251ad1097c7b17ca44

Aliases

arxiv: 1709.09803 · arxiv_version: 1709.09803v2 · doi: 10.48550/arxiv.1709.09803 · pith_short_12: YAM4G3A5YWNV · pith_short_16: YAM4G3A5YWNVTXM6 · pith_short_8: YAM4G3A5

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/YAM4G3A5YWNVTXM6KIDVRQJWVP \
  | 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: c019c36c1dc59b59dd9e520758c136abc60d6866704e70251ad1097c7b17ca44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e79f5b9175591448a6ef39297cd049f5f5d30710bd3eb4279574ee5946c70477",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-09-28T05:02:20Z",
    "title_canon_sha256": "7c33b7a2516bba6a022b886bdd80b411e5ddfcb3620f72aa8c5ba142a21fa949"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09803",
    "kind": "arxiv",
    "version": 2
  }
}