Pith Number

pith:HQU3TQVC

pith:2019:HQU3TQVCHXRMSF23YPMJRRTXF3

not attested not anchored not stored refs pending

Proposal, Tracking and Segmentation (PTS): A Cascaded Network for Video Object Segmentation

Chang Huang, Han Shen, Lichao Huang, Qiang Zhou, Wenyu Liu, Xinggang Wang, Yongchao Gong, Zilong Huang

arxiv:1907.01203 v2 · 2019-07-02 · 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{HQU3TQVCHXRMSF23YPMJRRTXF3}

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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	2026-05-17T23:41:30.083780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c29b9c2a23de2c9175bc3d898c6772efb0a61a9cb3cae7336890102e1106c0e

Aliases

arxiv: 1907.01203 · arxiv_version: 1907.01203v2 · doi: 10.48550/arxiv.1907.01203 · pith_short_12: HQU3TQVCHXRM · pith_short_16: HQU3TQVCHXRMSF23 · pith_short_8: HQU3TQVC

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/HQU3TQVCHXRMSF23YPMJRRTXF3 \
  | 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: 3c29b9c2a23de2c9175bc3d898c6772efb0a61a9cb3cae7336890102e1106c0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "515e5d73b039249b92f392d6fded89590c0e04319e7001d6ef20b990d01c9337",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-07-02T07:22:58Z",
    "title_canon_sha256": "0355c4893b9d28b926ec96c12211626878e2def6bb9860ed06f85ecf10d059e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01203",
    "kind": "arxiv",
    "version": 2
  }
}