Pith Number

pith:525647H2

pith:2021:525647H2ZPWWBUIR2AO2IUVVL3

not attested not anchored not stored refs pending

A Teacher-Student Framework with Fourier Augmentation for COVID-19 Infection Segmentation in CT Images

Han Chen, Hanseok Ko, Murray Loew, Yifan Jiang

arxiv:2110.06411 v2 · 2021-10-13 · eess.IV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{525647H2ZPWWBUIR2AO2IUVVL3}

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	2026-07-05T05:00:59.591104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eebbee7cfacbed60d111d01da452b55ecbb6810b0ea139b202977e7e8796ef0c

Aliases

arxiv: 2110.06411 · arxiv_version: 2110.06411v2 · doi: 10.48550/arxiv.2110.06411 · pith_short_12: 525647H2ZPWW · pith_short_16: 525647H2ZPWWBUIR · pith_short_8: 525647H2

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/525647H2ZPWWBUIR2AO2IUVVL3 \
  | 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: eebbee7cfacbed60d111d01da452b55ecbb6810b0ea139b202977e7e8796ef0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c299c10ca2192468886779166ec1d329d982bdc0f7960e059835b4b7e60bf26d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-10-13T00:37:34Z",
    "title_canon_sha256": "49a44ccbb6e0c4c324262bc33e27665a69ec833709a11238b98522ef1bb0ae72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.06411",
    "kind": "arxiv",
    "version": 2
  }
}