Pith Number

pith:QTKYYZYN

pith:2018:QTKYYZYNEQEF4H7DGCKMN2ZCWD

not attested not anchored not stored refs pending

A Robust Background Initialization Algorithm with Superpixel Motion Detection

Biao Min, Ray C.C. Cheung, Zhe Xu

arxiv:1805.06737 v1 · 2018-05-17 · 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{QTKYYZYNEQEF4H7DGCKMN2ZCWD}

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	2026-05-18T00:15:43.475964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84d58c670d24085e1fe33094c6eb22b0eb56e0283c3c2ad499c0b80ae9a809d2

Aliases

arxiv: 1805.06737 · arxiv_version: 1805.06737v1 · doi: 10.48550/arxiv.1805.06737 · pith_short_12: QTKYYZYNEQEF · pith_short_16: QTKYYZYNEQEF4H7D · pith_short_8: QTKYYZYN

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/QTKYYZYNEQEF4H7DGCKMN2ZCWD \
  | 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: 84d58c670d24085e1fe33094c6eb22b0eb56e0283c3c2ad499c0b80ae9a809d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78c84e39788ba2cbc61cb20433bf6610bb5ada0db6b07ec71be9576797df3b34",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-05-17T12:52:57Z",
    "title_canon_sha256": "edd26d562bcd57f002b47fc4a887f8a4f3407623cd24b0e111e645a143339413"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06737",
    "kind": "arxiv",
    "version": 1
  }
}