Pith Number

pith:CNU3TCBH

pith:2014:CNU3TCBHLXM6MVWQKLGKEFPVUG

not attested not anchored not stored refs pending

Study of Efficient Technique Based On 2D Tsallis Entropy For Image Thresholding

Eman Abdel-Aziz, Mohamed A. El-Sayed, S. Abdel-Khalek

arxiv:1401.5098 v1 · 2014-01-20 · 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{CNU3TCBHLXM6MVWQKLGKEFPVUG}

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	2026-05-18T03:01:34.879767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1369b988275dd9e656d052cca215f5a1ac9b52df47526a37e0a819c959d7a9b0

Aliases

arxiv: 1401.5098 · arxiv_version: 1401.5098v1 · doi: 10.48550/arxiv.1401.5098 · pith_short_12: CNU3TCBHLXM6 · pith_short_16: CNU3TCBHLXM6MVWQ · pith_short_8: CNU3TCBH

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/CNU3TCBHLXM6MVWQKLGKEFPVUG \
  | 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: 1369b988275dd9e656d052cca215f5a1ac9b52df47526a37e0a819c959d7a9b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15499bce658cc36ae0c67213548051f84dcbe548a0eabca26abaaf8854ff4d09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-01-20T21:36:51Z",
    "title_canon_sha256": "e050e069d2fe5c19cbf1fc11ac8d4c664d2c468fe0b3a7367d9e725a6739b99d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5098",
    "kind": "arxiv",
    "version": 1
  }
}