Pith Number

pith:52GZAWHO

pith:2012:52GZAWHO4MK2JBDKGLS2HZMB5V

not attested not anchored not stored refs pending

Acceleration of the shiftable O(1) algorithm for bilateral filtering and non-local means

Kunal N. Chaudhury

arxiv:1203.5128 v2 · 2012-03-22 · cs.CV · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{52GZAWHO4MK2JBDKGLS2HZMB5V}

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	2026-05-18T01:58:04.220155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee8d9058eee315a4846a32e5a3e581ed50d52432397ff1a60f0301c0c3d1f239

Aliases

arxiv: 1203.5128 · arxiv_version: 1203.5128v2 · doi: 10.48550/arxiv.1203.5128 · pith_short_12: 52GZAWHO4MK2 · pith_short_16: 52GZAWHO4MK2JBDK · pith_short_8: 52GZAWHO

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/52GZAWHO4MK2JBDKGLS2HZMB5V \
  | 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: ee8d9058eee315a4846a32e5a3e581ed50d52432397ff1a60f0301c0c3d1f239

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb613660e10f1299f15e230d80b4e2aad565255f628180cd39aca95be43900e4",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-03-22T21:09:37Z",
    "title_canon_sha256": "a265015c3dba560f5fc8a5f2bf2b8e0574c02d2f344c7001ac8de698c7e3f2fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5128",
    "kind": "arxiv",
    "version": 2
  }
}