Pith Number

pith:HMJVCVUA

pith:2021:HMJVCVUAUFYOTADJOMUX4G7JG7

not attested not anchored not stored refs pending

FDA: Feature Decomposition and Aggregation for Robust Airway Segmentation

Hanxiao Zhang, Hao Zheng, Hong Pan, Minghui Zhang, Weihao Yu, Xiangran Cai, Xin Yu, Yun Gu

arxiv:2109.02920 v1 · 2021-09-07 · eess.IV · 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{HMJVCVUAUFYOTADJOMUX4G7JG7}

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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	2026-07-05T03:12:21.656262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b13515680a170e9806973297e1be937c1730beda9f621a4fe51da460a7d0e00

Aliases

arxiv: 2109.02920 · arxiv_version: 2109.02920v1 · doi: 10.48550/arxiv.2109.02920 · pith_short_12: HMJVCVUAUFYO · pith_short_16: HMJVCVUAUFYOTADJ · pith_short_8: HMJVCVUA

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/HMJVCVUAUFYOTADJOMUX4G7JG7 \
  | 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: 3b13515680a170e9806973297e1be937c1730beda9f621a4fe51da460a7d0e00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6511e33f360361f7e5a22ea2a86341aed28b6375c165910da45e51e8fb5aefee",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-09-07T08:16:51Z",
    "title_canon_sha256": "c69af3cbaef3a1b4dcc6cce41b3ab75aa1bea7a448e2da00f6b95773e0ddbec9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.02920",
    "kind": "arxiv",
    "version": 1
  }
}