Pith Number

pith:DDKUGPHA

pith:2019:DDKUGPHAVFNYUSTSJOBV4S6TYA

not attested not anchored not stored refs pending

Self-supervised Spatio-temporal Representation Learning for Videos by Predicting Motion and Appearance Statistics

Jianbo Jiao, Jiangliu Wang, Linchao Bao, Shengfeng He, Wei Liu, Yunhui Liu

arxiv:1904.03597 v1 · 2019-04-07 · 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{DDKUGPHAVFNYUSTSJOBV4S6TYA}

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	2026-05-17T23:49:12.859944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18d5433ce0a95b8a4a724b835e4bd3c016874a6d7c454fdf3ee8377b6e9efdf8

Aliases

arxiv: 1904.03597 · arxiv_version: 1904.03597v1 · doi: 10.48550/arxiv.1904.03597 · pith_short_12: DDKUGPHAVFNY · pith_short_16: DDKUGPHAVFNYUSTS · pith_short_8: DDKUGPHA

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/DDKUGPHAVFNYUSTSJOBV4S6TYA \
  | 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: 18d5433ce0a95b8a4a724b835e4bd3c016874a6d7c454fdf3ee8377b6e9efdf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d051abaceccc9de2271c63332f0e97d2134d5d7a1e2d59bffcc96ebf96b95acd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-07T07:27:37Z",
    "title_canon_sha256": "2cc4ec3c0c5f52778838cbb4eaa0131fa7d2a98232003ef9b84999a94c99fed0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03597",
    "kind": "arxiv",
    "version": 1
  }
}