Pith Number

pith:CTS3QQ66

pith:2024:CTS3QQ66UVWKZBVP2UU7QBHDUE

not attested not anchored not stored refs pending

Fast Orthogonal Matching Pursuit through Successive Regression

Huiyuan Yu, Jia He, Maggie Cheng

arxiv:2404.00146 v3 · 2024-03-29 · cs.CV · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CTS3QQ66UVWKZBVP2UU7QBHDUE}

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	2026-07-05T10:53:44.450961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14e5b843dea56cac86afd529f804e3a10350a6491648d7568fe33d5479136dc6

Aliases

arxiv: 2404.00146 · arxiv_version: 2404.00146v3 · doi: 10.48550/arxiv.2404.00146 · pith_short_12: CTS3QQ66UVWK · pith_short_16: CTS3QQ66UVWKZBVP · pith_short_8: CTS3QQ66

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/CTS3QQ66UVWKZBVP2UU7QBHDUE \
  | 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: 14e5b843dea56cac86afd529f804e3a10350a6491648d7568fe33d5479136dc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b00a4c82034a467894c9a6ce88c7173df2482081f7919433d79a848b0281708a",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-03-29T20:39:37Z",
    "title_canon_sha256": "fb066bcff7d54405052a9f23861a8d1f7806ab90545bb50fc22757c3eea60dad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.00146",
    "kind": "arxiv",
    "version": 3
  }
}