Pith Number

pith:MOJU3TAG

pith:2022:MOJU3TAG2KZ2XP3MEI3IZA3X5E

not attested not anchored not stored refs pending

Adaptive Background Matting Using Background Matching

Jinlin Liu

arxiv:2203.05193 v2 · 2022-03-10 · 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{MOJU3TAG2KZ2XP3MEI3IZA3X5E}

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	2026-07-05T04:04:47.434961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63934dcc06d2b3abbf6c22368c8377e9130e5f97cf95fd465b0e4eefe21dc5dd

Aliases

arxiv: 2203.05193 · arxiv_version: 2203.05193v2 · doi: 10.48550/arxiv.2203.05193 · pith_short_12: MOJU3TAG2KZ2 · pith_short_16: MOJU3TAG2KZ2XP3M · pith_short_8: MOJU3TAG

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/MOJU3TAG2KZ2XP3MEI3IZA3X5E \
  | 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: 63934dcc06d2b3abbf6c22368c8377e9130e5f97cf95fd465b0e4eefe21dc5dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2e1cec86b2673bee0a6206070093592b342b7db3fcbf98abf29e714faf0007d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-03-10T07:07:10Z",
    "title_canon_sha256": "48e96b888fde43edfbb5abbeacb6e3c3a88302a2cea4140663940278de963593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.05193",
    "kind": "arxiv",
    "version": 2
  }
}