Pith Number

pith:FPSC4YNF

pith:2019:FPSC4YNFR6S42WRDSF4DN3OUUW

not attested not anchored not stored refs pending

Interactive user interface based on Convolutional Auto-encoders for annotating CT-scans

Amy Loutfi, Jonas Widell, Martin L\"angkvist, Mats Lid\'en, Per Thunberg

arxiv:1904.11701 v1 · 2019-04-26 · cs.HC · 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{FPSC4YNFR6S42WRDSF4DN3OUUW}

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	2026-05-17T23:47:41.205128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2be42e61a58fa5cd5a23917836edd4a5a9fed9f99a51620c19b73695509c2bbc

Aliases

arxiv: 1904.11701 · arxiv_version: 1904.11701v1 · doi: 10.48550/arxiv.1904.11701 · pith_short_12: FPSC4YNFR6S4 · pith_short_16: FPSC4YNFR6S42WRD · pith_short_8: FPSC4YNF

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/FPSC4YNFR6S42WRDSF4DN3OUUW \
  | 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: 2be42e61a58fa5cd5a23917836edd4a5a9fed9f99a51620c19b73695509c2bbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c20e5ae84b57ecde0227c4d0176769039aca92d92143db2e7e6c012a0e6ec17",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2019-04-26T07:45:48Z",
    "title_canon_sha256": "8bc6463e1e83ebf236103896e78983465f919088c7eb0bed6f208f43c0bd8c7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11701",
    "kind": "arxiv",
    "version": 1
  }
}