Pith Number

pith:SRP4QPLV

pith:2022:SRP4QPLVCCT4EBIUI5IPXK442B

not attested not anchored not stored refs pending

Infusing Definiteness into Randomness: Rethinking Composition Styles for Deep Image Matting

Chaoyi Hong, Hao Lu, Yutong Dai, Zhiguo Cao, Zixuan Ye

arxiv:2212.13517 v1 · 2022-12-27 · 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{SRP4QPLVCCT4EBIUI5IPXK442B}

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	2026-07-05T05:28:52.427300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

945fc83d7510a7c205144750fbab9cd04101afad6f32cf7edf5d3f32ceea4f8f

Aliases

arxiv: 2212.13517 · arxiv_version: 2212.13517v1 · doi: 10.48550/arxiv.2212.13517 · pith_short_12: SRP4QPLVCCT4 · pith_short_16: SRP4QPLVCCT4EBIU · pith_short_8: SRP4QPLV

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/SRP4QPLVCCT4EBIUI5IPXK442B \
  | 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: 945fc83d7510a7c205144750fbab9cd04101afad6f32cf7edf5d3f32ceea4f8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f31d7b6965519fcb7a071b17be22d99e73b4f798b800cb7fd73b2a821af307f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-12-27T15:24:49Z",
    "title_canon_sha256": "1345b27b00ac260c6e2030ab6a108d3d76b7b8a37adfcb87ccce14332828fde0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.13517",
    "kind": "arxiv",
    "version": 1
  }
}