Pith Number

pith:NGUXIPR4

pith:2025:NGUXIPR43QBH3SUCDXHNPIFJHJ

not attested not anchored not stored refs pending

The JPEG XL Image Coding System: History, Features, Coding Tools, Design Rationale, and Future

Amnon Cohen-Tidhar, Eric Portis, Evgenii Kliuchnikov, Jon Sneyers, Jyrki Alakuijala, Luca Versari, Moritz Firsching, Osamu Watanabe, Sami Boukortt, Tal Lev-Ami, Thomas Richter, Zolt\'an Szabadka

arxiv:2506.05987 v2 · 2025-06-06 · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NGUXIPR43QBH3SUCDXHNPIFJHJ}

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	2026-07-05T11:20:55.247587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69a9743e3cdc027dca821dced7a0a93a7bc1f50ce58d10a0557c625bd47caecc

Aliases

arxiv: 2506.05987 · arxiv_version: 2506.05987v2 · doi: 10.48550/arxiv.2506.05987 · pith_short_12: NGUXIPR43QBH · pith_short_16: NGUXIPR43QBH3SUC · pith_short_8: NGUXIPR4

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/NGUXIPR43QBH3SUCDXHNPIFJHJ \
  | 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: 69a9743e3cdc027dca821dced7a0a93a7bc1f50ce58d10a0557c625bd47caecc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b1f5de1df35bb538f5f24471dcfda6ef14855d956d7f4486a9ac0a2758590d8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2025-06-06T11:16:40Z",
    "title_canon_sha256": "d7348054499b1bd48907aceaa5968f9496ec06dd6891524095735527386b2d6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.05987",
    "kind": "arxiv",
    "version": 2
  }
}