Pith Number

pith:2GRXE3KO

pith:2024:2GRXE3KOA3TEN7FV7NSW3QWIB3

not attested not anchored not stored refs pending

Enhancing Film Grain Coding in VVC: Improving Encoding Quality and Efficiency

Adam Wieckowski, Benjamin Bross, Christian Lehmann, Christian Stoffers, Detlev Marpe, Jens Brandenburg, Thomas Schierl, Vignesh V Menon

arxiv:2407.12465 v1 · 2024-07-17 · 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{2GRXE3KOA3TEN7FV7NSW3QWIB3}

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	2026-07-05T08:45:04.967909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1a3726d4e06e646fcb5fb656dc2c80ed02d4e07f3130e11c24e647e464783dc

Aliases

arxiv: 2407.12465 · arxiv_version: 2407.12465v1 · doi: 10.48550/arxiv.2407.12465 · pith_short_12: 2GRXE3KOA3TE · pith_short_16: 2GRXE3KOA3TEN7FV · pith_short_8: 2GRXE3KO

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/2GRXE3KOA3TEN7FV7NSW3QWIB3 \
  | 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: d1a3726d4e06e646fcb5fb656dc2c80ed02d4e07f3130e11c24e647e464783dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eced9fb60693b8000fcc079b6f909ec849ffb706c64a15517fd406a58adb4ddd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2024-07-17T10:34:49Z",
    "title_canon_sha256": "fccf0b87fa189acfdb7327e4490323024b1b1089b0d6bcc8d4a136699d13a953"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.12465",
    "kind": "arxiv",
    "version": 1
  }
}