Pith Number

pith:2XSPSPEI

pith:2013:2XSPSPEI7QUWMXQCQYAIA7NENC

not attested not anchored not stored refs pending

Incorporation of Polar Mellin Transform in a Hybrid Optoelectronic Correlator for Scale & Rotation Invariant Target Recognition

Mehjabin S. Monjur, M.S. Shahriar, Renu Tripathi, Shih Tseng

arxiv:1307.8019 v4 · 2013-07-30 · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2XSPSPEI7QUWMXQCQYAIA7NENC}

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	2026-05-18T01:48:32.819424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5e4f93c88fc29665e028600807da468932142a8c95a7466d9a8e067048c6da0

Aliases

arxiv: 1307.8019 · arxiv_version: 1307.8019v4 · doi: 10.48550/arxiv.1307.8019 · pith_short_12: 2XSPSPEI7QUW · pith_short_16: 2XSPSPEI7QUWMXQC · pith_short_8: 2XSPSPEI

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/2XSPSPEI7QUWMXQCQYAIA7NENC \
  | 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: d5e4f93c88fc29665e028600807da468932142a8c95a7466d9a8e067048c6da0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74967799b8f7fdf644f5dc9d5f7123759d757041d0eae431d0ae322ab4177c2d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-07-30T15:36:21Z",
    "title_canon_sha256": "a05d1f768238842515f1ef7cffceff1083a6b8331c7818e70a5e01c921e11f1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.8019",
    "kind": "arxiv",
    "version": 4
  }
}