Pith Number

pith:3EFY4B5K

pith:2022:3EFY4B5K2LCZHK53HCKLIPC2UF

not attested not anchored not stored refs pending

Learning Quality-aware Dynamic Memory for Video Object Segmentation

Fei Yin, Ran Yu, Weihao Xia, Wei Zhao, Xinyuan Zhao, Yong Liu, Yujiu Yang

arxiv:2207.07922 v1 · 2022-07-16 · 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{3EFY4B5K2LCZHK53HCKLIPC2UF}

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	2026-07-05T04:40:58.509819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d90b8e07aad2c593abbb3894b43c5aa1468f05d89d29ba278dcb86f6ffa1dfc1

Aliases

arxiv: 2207.07922 · arxiv_version: 2207.07922v1 · doi: 10.48550/arxiv.2207.07922 · pith_short_12: 3EFY4B5K2LCZ · pith_short_16: 3EFY4B5K2LCZHK53 · pith_short_8: 3EFY4B5K

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/3EFY4B5K2LCZHK53HCKLIPC2UF \
  | 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: d90b8e07aad2c593abbb3894b43c5aa1468f05d89d29ba278dcb86f6ffa1dfc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3d14a9c36ecfa3bd58b7223d1c4d28138caa77753033840d9df94867a78f0e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-07-16T12:18:04Z",
    "title_canon_sha256": "a81e74a959e7ca4c36f2a585e8d317ae35dca1611b4a542aa499649d62d4d8eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.07922",
    "kind": "arxiv",
    "version": 1
  }
}