Pith Number

pith:ZZPTCM65

pith:2014:ZZPTCM65HAA5MX6OGDSRLRRH7D

not attested not anchored not stored refs pending

Fast Separable Non-Local Means

K. N. Chaudhury, S. Ghosh

arxiv:1407.2343 v2 · 2014-07-09 · 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{ZZPTCM65HAA5MX6OGDSRLRRH7D}

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	2026-05-18T00:41:18.650181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce5f3133dd3801d65fce30e515c627f8cd0f4464664cada65a91a66413dd2120

Aliases

arxiv: 1407.2343 · arxiv_version: 1407.2343v2 · doi: 10.48550/arxiv.1407.2343 · pith_short_12: ZZPTCM65HAA5 · pith_short_16: ZZPTCM65HAA5MX6O · pith_short_8: ZZPTCM65

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/ZZPTCM65HAA5MX6OGDSRLRRH7D \
  | 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: ce5f3133dd3801d65fce30e515c627f8cd0f4464664cada65a91a66413dd2120

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f3e702f0162d165f52d5211a6aebe8322622fc6c522c33e6d4054372a7b2792",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-07-09T03:15:37Z",
    "title_canon_sha256": "36a7d7054acbad1ee8f8de634b29a89756c0511679ff61904446e30bf021c364"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.2343",
    "kind": "arxiv",
    "version": 2
  }
}