Pith Number

pith:PQYOC6CU

pith:2019:PQYOC6CUWN7GXWRIAU25EJ2GUG

not attested not anchored not stored refs pending

Client/Server Based Online Environment for Manual Segmentation of Medical Images

Daniel Wild, Jan Egger, Maximilian Weber

arxiv:1904.08610 v1 · 2019-04-18 · cs.CV · cs.HC · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQYOC6CUWN7GXWRIAU25EJ2GUG}

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	2026-05-17T23:48:13.720749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c30e17854b37e6bda280535d22746a18e8a5ec19f718177b0be38bb7aca9657

Aliases

arxiv: 1904.08610 · arxiv_version: 1904.08610v1 · doi: 10.48550/arxiv.1904.08610 · pith_short_12: PQYOC6CUWN7G · pith_short_16: PQYOC6CUWN7GXWRI · pith_short_8: PQYOC6CU

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/PQYOC6CUWN7GXWRIAU25EJ2GUG \
  | 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: 7c30e17854b37e6bda280535d22746a18e8a5ec19f718177b0be38bb7aca9657

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc6562df6953c0145a1666ad03610edcf10d2fdb0d01eeb464f8238c6e6cbea8",
    "cross_cats_sorted": [
      "cs.HC",
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-18T07:17:05Z",
    "title_canon_sha256": "1c9214cdd945f5cc5db87145af7ed257ac16aa179dd3216e0a133f7a4f7c6052"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08610",
    "kind": "arxiv",
    "version": 1
  }
}