Pith Number

pith:NCC3XIJB

pith:2025:NCC3XIJBRBI5YJZQW77E4VZPCL

not attested not anchored not stored refs pending

Structure Matters: Revisiting Boundary Refinement in Video Object Segmentation

Daiyun Shen, Guanyi Qin, Hantao Zhou, Haofeng Liu, Junde Wu, Runze Hu, Yueming Jin, Ziyue Wang

arxiv:2507.18944 v1 · 2025-07-25 · 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{NCC3XIJBRBI5YJZQW77E4VZPCL}

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	2026-07-05T11:43:16.645274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6885bba1218851dc2730b7fe4e572f12e6efe787ad87c051a8a48037f4cf902c

Aliases

arxiv: 2507.18944 · arxiv_version: 2507.18944v1 · doi: 10.48550/arxiv.2507.18944 · pith_short_12: NCC3XIJBRBI5 · pith_short_16: NCC3XIJBRBI5YJZQ · pith_short_8: NCC3XIJB

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/NCC3XIJBRBI5YJZQW77E4VZPCL \
  | 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: 6885bba1218851dc2730b7fe4e572f12e6efe787ad87c051a8a48037f4cf902c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8470be82fc053ed1d9c0eec1ce947d6e7e6902bfda7d93e62b5fc87446a5b2a9",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-25T04:30:23Z",
    "title_canon_sha256": "606c9417de526b6f3f435af6ccf56d751a0c643bd829375bb91a47dc372b0aca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.18944",
    "kind": "arxiv",
    "version": 1
  }
}