Pith Number

pith:U6UNPY72

pith:2026:U6UNPY72K6BE5UM6MYKFEN3HW4

not attested not anchored not stored refs pending

LUMI: Tokenizer-Agnostic LLM-Based Lossless Image Compression

Chengkai Wu, Chris Xing Tian, Haoliang Li, Kecheng Chen, Rongqun Lin, Shiqi Wang, Siwei Ma, Xiandong Meng, Ziyu Wang

arxiv:2607.08221 v1 · 2026-07-09 · 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{U6UNPY72K6BE5UM6MYKFEN3HW4}

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	2026-07-10T01:19:30.054159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7a8d7e3fa57824ed19e6614523767b71410ef7a90e6913ab5c990630317f0fa

Aliases

arxiv: 2607.08221 · arxiv_version: 2607.08221v1 · doi: 10.48550/arxiv.2607.08221 · pith_short_12: U6UNPY72K6BE · pith_short_16: U6UNPY72K6BE5UM6 · pith_short_8: U6UNPY72

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/U6UNPY72K6BE5UM6MYKFEN3HW4 \
  | 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: a7a8d7e3fa57824ed19e6614523767b71410ef7a90e6913ab5c990630317f0fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3988844250584f6ebe41cd272ccda7c30fd07e0ff5be5f42958e5748e20c80f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-09T08:16:14Z",
    "title_canon_sha256": "5c593e571a0fb45fdd9c277944aaaba83158ce58d64cbe6d408e0fb4c15df758"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.08221",
    "kind": "arxiv",
    "version": 1
  }
}