Pith Number

pith:XV6QTQAL

pith:2021:XV6QTQALEC3P4WLMVCPPHF6EXJ

not attested not anchored not stored refs pending

LC-FDNet: Learned Lossless Image Compression with Frequency Decomposition Network

Hochang Rhee, Nam Ik Cho, Seyun Kim, Yeong Il Jang

arxiv:2112.06417 v1 · 2021-12-13 · eess.IV · 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{XV6QTQALEC3P4WLMVCPPHF6EXJ}

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	2026-07-05T03:40:13.618596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd7d09c00b20b6fe596ca89ef397c4ba51ac5512d234a5094f4ab53fdc5fdb23

Aliases

arxiv: 2112.06417 · arxiv_version: 2112.06417v1 · doi: 10.48550/arxiv.2112.06417 · pith_short_12: XV6QTQALEC3P · pith_short_16: XV6QTQALEC3P4WLM · pith_short_8: XV6QTQAL

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/XV6QTQALEC3P4WLMVCPPHF6EXJ \
  | 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: bd7d09c00b20b6fe596ca89ef397c4ba51ac5512d234a5094f4ab53fdc5fdb23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03505642e6eb65c48fd1a8102b81065514cf3a219da8479aa20033082d920d44",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-12-13T04:49:34Z",
    "title_canon_sha256": "b9ebd470d4d40637e1a678839dd78271366371de4739e8094c0d74cb7139aeaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.06417",
    "kind": "arxiv",
    "version": 1
  }
}