Pith Number

pith:PI7YAWPH

pith:2019:PI7YAWPH2FQRZV3ER76RWJB56P

not attested not anchored not stored refs pending

Stronger L2/L2 Compressed Sensing; Without Iterating

Vasileios Nakos, Zhao Song

arxiv:1903.02742 v1 · 2019-03-07 · 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{PI7YAWPH2FQRZV3ER76RWJB56P}

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	2026-05-17T23:51:51.242802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a3f8059e7d1611cd7648ffd1b243df3fc09e0e1057ccc28d1212e4f19dc52e7

Aliases

arxiv: 1903.02742 · arxiv_version: 1903.02742v1 · doi: 10.48550/arxiv.1903.02742 · pith_short_12: PI7YAWPH2FQR · pith_short_16: PI7YAWPH2FQRZV3E · pith_short_8: PI7YAWPH

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/PI7YAWPH2FQRZV3ER76RWJB56P \
  | 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: 7a3f8059e7d1611cd7648ffd1b243df3fc09e0e1057ccc28d1212e4f19dc52e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40e8a3f37c4d2fc94a454872c7e3dae1fe82b8283b6cb3acf49adc222f893041",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-03-07T06:29:48Z",
    "title_canon_sha256": "5836e156eff193c7316d9f9007688c9f71cffe380dddf1ad1b80815e9a6ed50c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02742",
    "kind": "arxiv",
    "version": 1
  }
}