Pith Number

pith:33WZPJDB

pith:2021:33WZPJDBX3WJM6W4X5VTIWTTNA

not attested not anchored not stored refs pending

Spatiotemporal Entropy Model is All You Need for Learned Video Compression

Dongyang Li, Fangyi Zhang, Hao Li, Xiuyu Sun, Yichen Qian, Zhenhong Sun, Zhiyu Tan

arxiv:2104.06083 v1 · 2021-04-13 · eess.IV · 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{33WZPJDBX3WJM6W4X5VTIWTTNA}

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	2026-07-05T02:31:28.749968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

deed97a461beec967adcbf6b345a736801fa0c099d35751b1bb66723de7bf7e2

Aliases

arxiv: 2104.06083 · arxiv_version: 2104.06083v1 · doi: 10.48550/arxiv.2104.06083 · pith_short_12: 33WZPJDBX3WJ · pith_short_16: 33WZPJDBX3WJM6W4 · pith_short_8: 33WZPJDB

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/33WZPJDBX3WJM6W4X5VTIWTTNA \
  | 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: deed97a461beec967adcbf6b345a736801fa0c099d35751b1bb66723de7bf7e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8116711ecffabf38beda79508bff01e1f7f65b56051a9af1cb650ebd3f4909e",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-04-13T10:38:32Z",
    "title_canon_sha256": "a48d8a1b266ec62ee96ac98890a676240329fa2b592eaf4ca4b04748bf60eb8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.06083",
    "kind": "arxiv",
    "version": 1
  }
}