Pith Number

pith:VJFQSF2E

pith:2021:VJFQSF2EOZU3DNZ3ZWVOJ3QM3H

not attested not anchored not stored refs pending

Learned Video Compression with Residual Prediction and Loop Filter

Chao Liu, Heming Sun, Jiro Katto, Xiaoyang Zeng, Yibo Fan

arxiv:2108.08551 v1 · 2021-08-19 · eess.IV · cs.CV · 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{VJFQSF2EOZU3DNZ3ZWVOJ3QM3H}

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	2026-07-05T03:07:11.058324Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa4b0917447669b1b73bcdaae4ee0cd9f8b8a043cb10319fd4464ed171d62ca6

Aliases

arxiv: 2108.08551 · arxiv_version: 2108.08551v1 · doi: 10.48550/arxiv.2108.08551 · pith_short_12: VJFQSF2EOZU3 · pith_short_16: VJFQSF2EOZU3DNZ3 · pith_short_8: VJFQSF2E

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/VJFQSF2EOZU3DNZ3ZWVOJ3QM3H \
  | 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: aa4b0917447669b1b73bcdaae4ee0cd9f8b8a043cb10319fd4464ed171d62ca6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4080e37d8e7e0016460d3fba1390b92b5a147b432ac6df4f2f160dc29555102",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-08-19T08:31:41Z",
    "title_canon_sha256": "3efa0fd03e97b7c717812426f80f0248c121d06899592f7dcdae1c81e5c02068"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.08551",
    "kind": "arxiv",
    "version": 1
  }
}