Pith Number

pith:FFN5OY3B

pith:2021:FFN5OY3BWKTGAZU3TQPNSG43KB

not attested not anchored not stored refs pending

Perturbed and Strict Mean Teachers for Semi-supervised Semantic Segmentation

Fengbei Liu, Gustavo Carneiro, Vasileios Belagiannis, Yuanhong Chen, Yu Tian, Yuyuan Liu

arxiv:2111.12903 v3 · 2021-11-25 · 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{FFN5OY3BWKTGAZU3TQPNSG43KB}

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	2026-07-05T04:08:41.150275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

295bd76361b2a660669b9c1ed91b9b506d4c173a0045e227a10084e06c0480bd

Aliases

arxiv: 2111.12903 · arxiv_version: 2111.12903v3 · doi: 10.48550/arxiv.2111.12903 · pith_short_12: FFN5OY3BWKTG · pith_short_16: FFN5OY3BWKTGAZU3 · pith_short_8: FFN5OY3B

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/FFN5OY3BWKTGAZU3TQPNSG43KB \
  | 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: 295bd76361b2a660669b9c1ed91b9b506d4c173a0045e227a10084e06c0480bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b2e532ae5422e6b89f2ffc6229b5cd1b141ea3feac9383bdb532c8028abca13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-11-25T04:30:56Z",
    "title_canon_sha256": "51f6a0f76a6486e62131bf70d468f47ddea731ac2dedadf28dbabef3e83c5e3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.12903",
    "kind": "arxiv",
    "version": 3
  }
}