Pith Number

pith:VSF44EFT

pith:2018:VSF44EFTD4OSEIJ6AEXK4RVRVC

not attested not anchored not stored refs pending

Optical Flow Based Background Subtraction with a Moving Camera: Application to Autonomous Driving

Kostas Alexis, Sotirios Diamantas

arxiv:1811.06660 v1 · 2018-11-16 · cs.RO · 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{VSF44EFTD4OSEIJ6AEXK4RVRVC}

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	2026-05-18T00:00:34.222173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac8bce10b31f1d22213e012eae46b1a889d92deeb76471388011615d384d4c13

Aliases

arxiv: 1811.06660 · arxiv_version: 1811.06660v1 · doi: 10.48550/arxiv.1811.06660 · pith_short_12: VSF44EFTD4OS · pith_short_16: VSF44EFTD4OSEIJ6 · pith_short_8: VSF44EFT

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/VSF44EFTD4OSEIJ6AEXK4RVRVC \
  | 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: ac8bce10b31f1d22213e012eae46b1a889d92deeb76471388011615d384d4c13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93d946fb041ffd522b1fe80a9baf12c3d97e46dc72ed16bb1437532e636e0d09",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2018-11-16T02:36:41Z",
    "title_canon_sha256": "54467a0504b28e54423e0ceab4f000c2ef57aa1fbe79e66891cff5cdf40174a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.06660",
    "kind": "arxiv",
    "version": 1
  }
}