Pith Number

pith:RMD57TUH

pith:2015:RMD57TUH5ZPBETZPG6745Q57B6

not attested not anchored not stored refs pending

Fast Guided Filter

Jian Sun, Kaiming He

arxiv:1505.00996 v1 · 2015-05-05 · 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{RMD57TUH5ZPBETZPG6745Q57B6}

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	2026-05-18T02:16:52.225533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b07dfce87ee5e124f2f37bfcec3bf0fbe07305bcba41a4cd1f01c24fc59bd52

Aliases

arxiv: 1505.00996 · arxiv_version: 1505.00996v1 · doi: 10.48550/arxiv.1505.00996 · pith_short_12: RMD57TUH5ZPB · pith_short_16: RMD57TUH5ZPBETZP · pith_short_8: RMD57TUH

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/RMD57TUH5ZPBETZPG6745Q57B6 \
  | 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: 8b07dfce87ee5e124f2f37bfcec3bf0fbe07305bcba41a4cd1f01c24fc59bd52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a0fd9ddd2dcb81e1d34b6a6843f0f9056c3d557652a445367b8ff9d81b0a6cb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-05-05T13:10:53Z",
    "title_canon_sha256": "b84ba423860a1ee5f2aff448a171e0015d0bb952703c58283519458c6c095194"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00996",
    "kind": "arxiv",
    "version": 1
  }
}