Pith Number

pith:I7DOTKL6

pith:2017:I7DOTKL6VFCJXISWOMAJKWCH2G

not attested not anchored not stored refs pending

An Efficient Four-Parameter Affine Motion Model for Video Coding

Dong Liu, Feng Wu, Haitao Yang, Houqiang Li, Huanbang Chen, Li Li, Sixin Lin

arxiv:1702.06297 v1 · 2017-02-21 · 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{I7DOTKL6VFCJXISWOMAJKWCH2G}

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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	2026-05-18T00:50:14.518141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47c6e9a97ea9449ba2567300955847d19d31d44ed7da3b109915527280b4d6ff

Aliases

arxiv: 1702.06297 · arxiv_version: 1702.06297v1 · doi: 10.48550/arxiv.1702.06297 · pith_short_12: I7DOTKL6VFCJ · pith_short_16: I7DOTKL6VFCJXISW · pith_short_8: I7DOTKL6

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/I7DOTKL6VFCJXISWOMAJKWCH2G \
  | 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: 47c6e9a97ea9449ba2567300955847d19d31d44ed7da3b109915527280b4d6ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fa52e75a5842b4d086c08245791ab68ea85d3031b1e6b5915911cc5694f73a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2017-02-21T09:04:15Z",
    "title_canon_sha256": "6b7657b32c7ddac69ba776cf83d97d8f1303cd6dc48abbe962730d85127a0d85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06297",
    "kind": "arxiv",
    "version": 1
  }
}