Pith Number

pith:U4ZIYQGP

pith:2017:U4ZIYQGPV62FZW5J3GUG73GKE5

not attested not anchored not stored refs pending

Boundary-sensitive Network for Portrait Segmentation

Cameron Upright, Dawei Li, Jingwen Zhu, Larry Davis, Serafettin Tasci, Stephen Walsh, Xianzhi Du, Xiaolong Wang

arxiv:1712.08675 v2 · 2017-12-22 · cs.CV · eess.IV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U4ZIYQGPV62FZW5J3GUG73GKE5}

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	2026-05-18T00:18:56.971270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7328c40cfafb45cdba9d9a86fecca276072cdc0e543abdc89aba7d95b27bed6

Aliases

arxiv: 1712.08675 · arxiv_version: 1712.08675v2 · doi: 10.48550/arxiv.1712.08675 · pith_short_12: U4ZIYQGPV62F · pith_short_16: U4ZIYQGPV62FZW5J · pith_short_8: U4ZIYQGP

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/U4ZIYQGPV62FZW5J3GUG73GKE5 \
  | 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: a7328c40cfafb45cdba9d9a86fecca276072cdc0e543abdc89aba7d95b27bed6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "252f9f8d5b9dd136f61d17c26c3d1886379e6b42788abb14cf6e5a77f0fb386e",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-12-22T22:32:38Z",
    "title_canon_sha256": "947b318ec519b401469954c500ae056ce93f37156bcf38fe07958aca7998d054"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08675",
    "kind": "arxiv",
    "version": 2
  }
}