Pith Number

pith:VWNJDU5V

pith:2011:VWNJDU5VDEQJPCFNWMPZRMZFFP

not attested not anchored not stored refs pending

Studying Satellite Image Quality Based on the Fusion Techniques

Ali A. Al-Zaky, Firouz Abdullah Al-Wassai, N.V. Kalyankar

arxiv:1110.4970 v1 · 2011-10-22 · 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{VWNJDU5VDEQJPCFNWMPZRMZFFP}

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	2026-05-18T04:10:24.972986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad9a91d3b519209788adb31f98b3252bdb0ce6a898df46da9bd9700031701a6d

Aliases

arxiv: 1110.4970 · arxiv_version: 1110.4970v1 · doi: 10.48550/arxiv.1110.4970 · pith_short_12: VWNJDU5VDEQJ · pith_short_16: VWNJDU5VDEQJPCFN · pith_short_8: VWNJDU5V

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/VWNJDU5VDEQJPCFNWMPZRMZFFP \
  | 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: ad9a91d3b519209788adb31f98b3252bdb0ce6a898df46da9bd9700031701a6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c715d249310173c83993d83b27c055c8bab6b3c6caf3e73d542fd4370d6acd6b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2011-10-22T13:26:00Z",
    "title_canon_sha256": "5ea59a36af378b9542691185803b002a442e67c89c16becdcf010052e51029ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.4970",
    "kind": "arxiv",
    "version": 1
  }
}