Pith Number

pith:PMGNTDEM

pith:2026:PMGNTDEMZJ53F6UATZREHE3BT2

not attested not anchored not stored refs pending

Medical Image Segmentation based on Deep Active Contour and Mean Curvature Loss Function

Peng Zheng, Xiao-qiang Zhai, Yan-zhe Hou, Ze-Wen Li, Zhi-Feng Pang

arxiv:2607.12586 v1 · 2026-07-14 · 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{PMGNTDEMZJ53F6UATZREHE3BT2}

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	2026-07-15T01:22:05.415769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b0cd98c8cca7bb2fa809e624393619e833b135705c7d3e66102d6e9ef74c05b

Aliases

arxiv: 2607.12586 · arxiv_version: 2607.12586v1 · doi: 10.48550/arxiv.2607.12586 · pith_short_12: PMGNTDEMZJ53 · pith_short_16: PMGNTDEMZJ53F6UA · pith_short_8: PMGNTDEM

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/PMGNTDEMZJ53F6UATZREHE3BT2 \
  | 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: 7b0cd98c8cca7bb2fa809e624393619e833b135705c7d3e66102d6e9ef74c05b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72e21da27e617b4a5c4a591ce1b4a7ab20dfff54d504fd658a5a6e8f8cba26b5",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2026-07-14T09:56:03Z",
    "title_canon_sha256": "976718afbe31e90e52d4b79036c2c36c05b2ccfb1e56cad61014a89d397cb5da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.12586",
    "kind": "arxiv",
    "version": 1
  }
}