Pith Number

pith:WHU2LQGR

pith:2021:WHU2LQGRAEQKHMDLDWVPBZEXFV

not attested not anchored not stored refs pending

A Simple Baseline for Semi-supervised Semantic Segmentation with Strong Data Augmentation

Chunhua Shen, Hao Li, Jianlong Yuan, Yifan Liu, Zhibin Wang

arxiv:2104.07256 v4 · 2021-04-15 · 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{WHU2LQGRAEQKHMDLDWVPBZEXFV}

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	2026-07-05T03:08:44.928258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1e9a5c0d10120a3b06b1daaf0e4972d4ba86cdc7b1cd8d50241cd91d5fd7716

Aliases

arxiv: 2104.07256 · arxiv_version: 2104.07256v4 · doi: 10.48550/arxiv.2104.07256 · pith_short_12: WHU2LQGRAEQK · pith_short_16: WHU2LQGRAEQKHMDL · pith_short_8: WHU2LQGR

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/WHU2LQGRAEQKHMDLDWVPBZEXFV \
  | 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: b1e9a5c0d10120a3b06b1daaf0e4972d4ba86cdc7b1cd8d50241cd91d5fd7716

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "837860cb8c96cbf44116c94288a3a75cef482c7498bca2971948aa77e294c06e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-15T06:01:39Z",
    "title_canon_sha256": "0e816ee170ea624000ec39aa46239e6d50b28d18c8221c014bd86b8a9fb722d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.07256",
    "kind": "arxiv",
    "version": 4
  }
}