Pith Number

pith:RXOUAQND

pith:2015:RXOUAQNDBYV56O7YB2RPWSAKTD

not attested not anchored not stored refs pending

Meaningful Objects Segmentation from SAR Images via A Multi-Scale Non-Local Active Contour Model

Gang Liu, Gui-Song Xia, Wen Yang

arxiv:1501.04163 v1 · 2015-01-17 · 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{RXOUAQNDBYV56O7YB2RPWSAKTD}

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	2026-05-18T00:39:48.292893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ddd4041a30e2bdf3bf80ea2fb480a98ff19dc4da714be22d434d504fcd4e243

Aliases

arxiv: 1501.04163 · arxiv_version: 1501.04163v1 · doi: 10.48550/arxiv.1501.04163 · pith_short_12: RXOUAQNDBYV5 · pith_short_16: RXOUAQNDBYV56O7Y · pith_short_8: RXOUAQND

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/RXOUAQNDBYV56O7YB2RPWSAKTD \
  | 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: 8ddd4041a30e2bdf3bf80ea2fb480a98ff19dc4da714be22d434d504fcd4e243

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f15dd573318bce989eb7e21e54039b390ac891f65a173e4bb2920543272f1755",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-01-17T06:03:28Z",
    "title_canon_sha256": "d9e1fe83665b1fc4bf0e72610b81643ec24fe6ad371e03f384a2e784d833f094"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04163",
    "kind": "arxiv",
    "version": 1
  }
}