Pith Number

pith:DUTMD2QA

pith:2017:DUTMD2QAHBUNNQEN7RNTIO4Z4G

not attested not anchored not stored refs pending

Joint Background Reconstruction and Foreground Segmentation via A Two-stage Convolutional Neural Network

Jinqiao Wang, Ming Tang, Xu Zhao, Yingying Chen

arxiv:1707.07584 v1 · 2017-07-24 · 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{DUTMD2QAHBUNNQEN7RNTIO4Z4G}

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	2026-05-18T00:39:41.774901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d26c1ea003868d6c08dfc5b343b99e19d8ad5e4145d6f8c2b6d9e14ea34aafb

Aliases

arxiv: 1707.07584 · arxiv_version: 1707.07584v1 · doi: 10.48550/arxiv.1707.07584 · pith_short_12: DUTMD2QAHBUN · pith_short_16: DUTMD2QAHBUNNQEN · pith_short_8: DUTMD2QA

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/DUTMD2QAHBUNNQEN7RNTIO4Z4G \
  | 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: 1d26c1ea003868d6c08dfc5b343b99e19d8ad5e4145d6f8c2b6d9e14ea34aafb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cc38fe48488a1c19889fd3267f48ca32271358d30eadd4d6cce541a11185b93",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-07-24T14:45:58Z",
    "title_canon_sha256": "ea7a4d93c02e90828abb76f1000173f637fa2ccdcc056fd194cec843d56afd2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07584",
    "kind": "arxiv",
    "version": 1
  }
}