Pith Number

pith:Z64TVBR7

pith:2021:Z64TVBR7RK2XQ7OFSZTQNBC6JZ

not attested not anchored not stored refs pending

Pseudo-mask Matters in Weakly-supervised Semantic Segmentation

Liyang Liu, Wayne Zhang, Yi Li, Yimin Chen, Zhanghui Kuang

arxiv:2108.12995 v2 · 2021-08-30 · 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{Z64TVBR7RK2XQ7OFSZTQNBC6JZ}

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	2026-07-05T03:12:16.502985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfb93a863f8ab5787dc5966706845e4e7808ac5b9ed63be78646f7abbc9b75c7

Aliases

arxiv: 2108.12995 · arxiv_version: 2108.12995v2 · doi: 10.48550/arxiv.2108.12995 · pith_short_12: Z64TVBR7RK2X · pith_short_16: Z64TVBR7RK2XQ7OF · pith_short_8: Z64TVBR7

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/Z64TVBR7RK2XQ7OFSZTQNBC6JZ \
  | 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: cfb93a863f8ab5787dc5966706845e4e7808ac5b9ed63be78646f7abbc9b75c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "977c86a3df9ec4edb32fe216f284150b8e5bc668639d4b247541f4f616a3c9c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-30T05:35:28Z",
    "title_canon_sha256": "4bdf0306b4d568bd038ca580e09ff0b84e3b59413a878b173ff9ac9598fa3f51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.12995",
    "kind": "arxiv",
    "version": 2
  }
}