Pith Number

pith:RCMYKJ2O

pith:2022:RCMYKJ2OWVPTPZRL2EVNN7ENLQ

not attested not anchored not stored refs pending

Robust Human Matting via Semantic Guidance

Bingtao Fu, Lei Sun, Shan Liu, Xiangguang Chen, Ye Zhu, Ying Shan, Yu Li

arxiv:2210.05210 v1 · 2022-10-11 · 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{RCMYKJ2OWVPTPZRL2EVNN7ENLQ}

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	2026-07-05T05:05:14.117517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

889985274eb55f37e62bd12ad6fc8d5c33571da34e76277cf05f63bdcfefad60

Aliases

arxiv: 2210.05210 · arxiv_version: 2210.05210v1 · doi: 10.48550/arxiv.2210.05210 · pith_short_12: RCMYKJ2OWVPT · pith_short_16: RCMYKJ2OWVPTPZRL · pith_short_8: RCMYKJ2O

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/RCMYKJ2OWVPTPZRL2EVNN7ENLQ \
  | 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: 889985274eb55f37e62bd12ad6fc8d5c33571da34e76277cf05f63bdcfefad60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e523ae46ba9201a1e03ea25991b17e32de11cb050b3660bc545f7faf5ab7fd23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-10-11T07:25:33Z",
    "title_canon_sha256": "ea7b11ea514ce71755d2f1efb7a1ecaec5be79990d9690c693a8e402c97c6e15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.05210",
    "kind": "arxiv",
    "version": 1
  }
}