Pith Number

pith:ECGPZER4

pith:2026:ECGPZER4GWHKKSOBLM6OWOJDNM

not attested not anchored not stored refs pending

Automated HER2 scoring with uncertainty quantification using lensfree holography and deep learning

Aydogan Ozcan, Che-Yung Shen, Leon Lenk, Xilin Yang, Yuzhu Li

arxiv:2601.18219 v1 · 2026-01-26 · physics.med-ph · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECGPZER4GWHKKSOBLM6OWOJDNM}

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	2026-06-05T01:14:33.437372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

208cfc923c358ea549c15b3ceb39236b11ba2a1a71c91cb14215a551376533a8

Aliases

arxiv: 2601.18219 · arxiv_version: 2601.18219v1 · doi: 10.48550/arxiv.2601.18219 · pith_short_12: ECGPZER4GWHK · pith_short_16: ECGPZER4GWHKKSOB · pith_short_8: ECGPZER4

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/ECGPZER4GWHKKSOBLM6OWOJDNM \
  | 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: 208cfc923c358ea549c15b3ceb39236b11ba2a1a71c91cb14215a551376533a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41d3cbb984c2c9e7b11465edfc4e5ac4d0f3c69f33610982e039f579a0cf8de9",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2026-01-26T07:09:08Z",
    "title_canon_sha256": "c1a2d87cff1e253ec942f3e3a42ee7fefc87af69ca88432fa77c36be5a08063f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.18219",
    "kind": "arxiv",
    "version": 1
  }
}