Pith Number

pith:KCJED2HJ

pith:2017:KCJED2HJ5F7EL6W3WSCLY3OFRY

not attested not anchored not stored refs pending

Generalizing CoSaMP to Signals from a Union of Low Dimensional Linear Subspaces

Raja Giryes, Tom Tirer

arxiv:1703.01920 v1 · 2017-03-06 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KCJED2HJ5F7EL6W3WSCLY3OFRY}

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	2026-07-05T00:21:30.055667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

509241e8e9e97e45fadbb484bc6dc58e247fe1a1abf61cea0bd79a5423457ff7

Aliases

arxiv: 1703.01920 · arxiv_version: 1703.01920v1 · doi: 10.48550/arxiv.1703.01920 · pith_short_12: KCJED2HJ5F7E · pith_short_16: KCJED2HJ5F7EL6W3 · pith_short_8: KCJED2HJ

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/KCJED2HJ5F7EL6W3WSCLY3OFRY \
  | 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: 509241e8e9e97e45fadbb484bc6dc58e247fe1a1abf61cea0bd79a5423457ff7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cda19197f9f083e18382c024a02167251d1d87f746f275ba9579161434644c9d",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-03-06T15:20:18Z",
    "title_canon_sha256": "5bb7d6916b3f62b8f444c8f3ce363dc506199e0d0af640f63a8442a90437be98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.01920",
    "kind": "arxiv",
    "version": 1
  }
}