Pith Number

pith:VKU4NY56

pith:2012:VKU4NY56DM35555IPITGF5SFOK

not attested not anchored not stored refs pending

Image segmentation by adaptive distance based on EM algorithm

karim kalti, Mohamed Ali Mahjoub

arxiv:1204.1629 v1 · 2012-04-07 · 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{VKU4NY56DM35555IPITGF5SFOK}

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	2026-05-18T03:58:23.689695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aaa9c6e3be1b37def7a87a2662f645729a2aa00579419aabb05899bc7835bddd

Aliases

arxiv: 1204.1629 · arxiv_version: 1204.1629v1 · doi: 10.48550/arxiv.1204.1629 · pith_short_12: VKU4NY56DM35 · pith_short_16: VKU4NY56DM35555I · pith_short_8: VKU4NY56

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/VKU4NY56DM35555IPITGF5SFOK \
  | 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: aaa9c6e3be1b37def7a87a2662f645729a2aa00579419aabb05899bc7835bddd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a14bd37bae796d657b24668fcb8e946d9aecd3ff06683f64a1ccd09cdd026ae4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-04-07T13:04:24Z",
    "title_canon_sha256": "4392dbb1ed08ef34423673d81e31bdbe1b04daff44bbc7df719606c80f79b179"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1629",
    "kind": "arxiv",
    "version": 1
  }
}