Pith Number

pith:SQLMAMN3

pith:2021:SQLMAMN3LXE4RKAZKOJ7YRNTO2

not attested not anchored not stored refs pending

Weakly Supervised Volumetric Segmentation via Self-taught Shape Denoising Model

Qian He, Shuailin Li, Xuming He

arxiv:2104.13082 v2 · 2021-04-27 · 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{SQLMAMN3LXE4RKAZKOJ7YRNTO2}

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	2026-07-05T02:37:58.955992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9416c031bb5dc9c8a8195393fc45b376bd1905ba7248c53eef38d35552620e77

Aliases

arxiv: 2104.13082 · arxiv_version: 2104.13082v2 · doi: 10.48550/arxiv.2104.13082 · pith_short_12: SQLMAMN3LXE4 · pith_short_16: SQLMAMN3LXE4RKAZ · pith_short_8: SQLMAMN3

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/SQLMAMN3LXE4RKAZKOJ7YRNTO2 \
  | 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: 9416c031bb5dc9c8a8195393fc45b376bd1905ba7248c53eef38d35552620e77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4267e4b7294b433b28b201b9193b89e5d749046fe99c94aeadb0502f7056e7dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-27T10:03:45Z",
    "title_canon_sha256": "c980b5a940bb4fd94bdb20f19389212c1349eab1251b97d837a2f7ef22700797"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.13082",
    "kind": "arxiv",
    "version": 2
  }
}