Pith Number

pith:TKGS5NU5

pith:2025:TKGS5NU5IPTK754LSRVJIZV2Y5

not attested not anchored not stored refs pending

Gaussian highpass guided image filtering

Chuanjiang He, Lei Zhao

arxiv:2503.03284 v1 · 2025-03-05 · cs.CV · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TKGS5NU5IPTK754LSRVJIZV2Y5}

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	2026-07-05T10:24:42.549481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a8d2eb69d43e6aff78b946a9466bac7413f7a1765536ae73fa3dc3f74d0862b

Aliases

arxiv: 2503.03284 · arxiv_version: 2503.03284v1 · doi: 10.48550/arxiv.2503.03284 · pith_short_12: TKGS5NU5IPTK · pith_short_16: TKGS5NU5IPTK754L · pith_short_8: TKGS5NU5

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/TKGS5NU5IPTK754LSRVJIZV2Y5 \
  | 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: 9a8d2eb69d43e6aff78b946a9466bac7413f7a1765536ae73fa3dc3f74d0862b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ccac5a76cf5116942256b55f80e497d3cf0aa43498a80e6404ca826a5209483",
    "cross_cats_sorted": [
      "cs.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-03-05T09:12:12Z",
    "title_canon_sha256": "a54a49ed769cbd00b51651adf2adb84f43daa3505e7e9c04ea612c7e9500bc3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.03284",
    "kind": "arxiv",
    "version": 1
  }
}