Pith Number

pith:QB7TSH77

pith:2025:QB7TSH77YBVC3ERTGOUACSB6FU

not attested not anchored not stored refs pending

Rate-Distortion-Perception Theory for the Quadratic Wasserstein Space

Jun Chen, Lei Yu, Xiangyu Xu, Xiqiang Qu

arxiv:2504.17236 v1 · 2025-04-24 · cs.IT · cs.LG · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QB7TSH77YBVC3ERTGOUACSB6FU}

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	2026-07-05T10:53:24.920551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

807f391fffc06a2d923333a801483e2d0cd0551e46e9795b067589a2fe551a01

Aliases

arxiv: 2504.17236 · arxiv_version: 2504.17236v1 · doi: 10.48550/arxiv.2504.17236 · pith_short_12: QB7TSH77YBVC · pith_short_16: QB7TSH77YBVC3ERT · pith_short_8: QB7TSH77

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/QB7TSH77YBVC3ERTGOUACSB6FU \
  | 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: 807f391fffc06a2d923333a801483e2d0cd0551e46e9795b067589a2fe551a01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9638b5deed1867c166a285d11d45269464d1f49b6a2b158a446d61cbe22beb10",
    "cross_cats_sorted": [
      "cs.LG",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-04-24T04:13:56Z",
    "title_canon_sha256": "144ef324c12972c1aae4be7eb5c107b58c73d6e98d4f077127c36f0c11e8f3f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.17236",
    "kind": "arxiv",
    "version": 1
  }
}