Pith Number

pith:NKPEFPPF

pith:2019:NKPEFPPFXW5JFB47BLPGYFY3OM

not attested not anchored not stored refs pending

Gray Level Image Threshold Using Neutrosophic Shannon Entropy

Vasile Patrascu

arxiv:1906.12167 v1 · 2019-06-26 · 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{NKPEFPPFXW5JFB47BLPGYFY3OM}

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	2026-05-17T23:41:59.102136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a9e42bde5bdba92879f0ade6c171b732e6613f1329ec462a5c9c0a1768be791

Aliases

arxiv: 1906.12167 · arxiv_version: 1906.12167v1 · doi: 10.48550/arxiv.1906.12167 · pith_short_12: NKPEFPPFXW5J · pith_short_16: NKPEFPPFXW5JFB47 · pith_short_8: NKPEFPPF

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/NKPEFPPFXW5JFB47BLPGYFY3OM \
  | 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: 6a9e42bde5bdba92879f0ade6c171b732e6613f1329ec462a5c9c0a1768be791

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb7dd719088931e4974665fa1522974e5a81c6fd53bd3c6b9be589816f470c64",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-06-26T05:30:40Z",
    "title_canon_sha256": "fe2351c5c9ee15aea0aa4ba02480b8fb5ee6d4c90dc47d89e5cb2f226b8e8a90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.12167",
    "kind": "arxiv",
    "version": 1
  }
}