Pith Number

pith:63SCJACU

pith:2023:63SCJACUDE3J36G7QSAJJY2WAM

not attested not anchored not stored refs pending

EFormer: Enhanced Transformer towards Semantic-Contour Features of Foreground for Portraits Matting

Peipei Zhao, Qiguang Miao, Yue Xi, Zitao Wang

arxiv:2308.12831 v2 · 2023-08-24 · 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{63SCJACUDE3J36G7QSAJJY2WAM}

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	2026-07-05T07:19:00.211211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6e424805419369df8df848094e356032e76b1d03aee5585f3b94ee67112fcab

Aliases

arxiv: 2308.12831 · arxiv_version: 2308.12831v2 · doi: 10.48550/arxiv.2308.12831 · pith_short_12: 63SCJACUDE3J · pith_short_16: 63SCJACUDE3J36G7 · pith_short_8: 63SCJACU

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/63SCJACUDE3J36G7QSAJJY2WAM \
  | 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: f6e424805419369df8df848094e356032e76b1d03aee5585f3b94ee67112fcab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89bb102472046e225fd5cfcb1c94744037abe0a851d4cb194d767b46dda3243a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-08-24T14:45:03Z",
    "title_canon_sha256": "e407b0e7cf6034f4cb662164f73663ab76f6dea25571f73bfb5984fe6fb95cc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.12831",
    "kind": "arxiv",
    "version": 2
  }
}