Pith Number

pith:I564ZLQK

pith:2013:I564ZLQKFVT3WIJXSMLXDODNZT

not attested not anchored not stored refs pending

Blockwise SURE Shrinkage for Non-Local Means

Brian Tracey, Joseph P. Noonan, Premkumar Natarajan, Yue Wu

arxiv:1305.4298 v1 · 2013-05-18 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I564ZLQKFVT3WIJXSMLXDODNZT}

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	2026-05-18T02:17:12.562179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

477dccae0a2d67bb2137931771b86dcce30beabce5c4569c388b07beef69a984

Aliases

arxiv: 1305.4298 · arxiv_version: 1305.4298v1 · doi: 10.48550/arxiv.1305.4298 · pith_short_12: I564ZLQKFVT3 · pith_short_16: I564ZLQKFVT3WIJX · pith_short_8: I564ZLQK

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/I564ZLQKFVT3WIJXSMLXDODNZT \
  | 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: 477dccae0a2d67bb2137931771b86dcce30beabce5c4569c388b07beef69a984

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8fa6d751b61450aa0eeb5b03295e39d0ab8d504cb37ca2b3dbacc138cbd8316",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-05-18T20:45:40Z",
    "title_canon_sha256": "13caab0d70fb49dba6c9c3ececccf1978959a2a9e8c000cb64fe61d64b49a61f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4298",
    "kind": "arxiv",
    "version": 1
  }
}