Pith Number

pith:RFCFDWON

pith:2021:RFCFDWONN6Z56SKC63D2SPRRGG

not attested not anchored not stored refs pending

Towards Fewer Annotations: Active Learning via Region Impurity and Prediction Uncertainty for Domain Adaptive Semantic Segmentation

Binhui Xie, Chi Harold Liu, Longhui Yuan, Shuang Li, Xinjing Cheng

arxiv:2111.12940 v2 · 2021-11-25 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RFCFDWONN6Z56SKC63D2SPRRGG}

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	2026-07-05T04:08:59.880532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

894451d9cd6fb3df4942f6c7a93e31319d9566303da1bc73fc46c129a9d4559f

Aliases

arxiv: 2111.12940 · arxiv_version: 2111.12940v2 · doi: 10.48550/arxiv.2111.12940 · pith_short_12: RFCFDWONN6Z5 · pith_short_16: RFCFDWONN6Z56SKC · pith_short_8: RFCFDWON

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/RFCFDWONN6Z56SKC63D2SPRRGG \
  | 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: 894451d9cd6fb3df4942f6c7a93e31319d9566303da1bc73fc46c129a9d4559f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fe9bdc3a5ad6fdb5f2ade7e7db058681a43bc43b1777246d86f6900036e2137",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-11-25T06:40:58Z",
    "title_canon_sha256": "056176051ee5e7d509dadc876b222107e43bd8abdbff34b63b5ea549f819d689"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.12940",
    "kind": "arxiv",
    "version": 2
  }
}