Pith Number

pith:OG5F3FPR

pith:2018:OG5F3FPRFUPV22H7ALEX4OI6I4

not attested not anchored not stored refs pending

Supervised classification for object identification in urban areas using satellite imagery

Adnan Ali Awan, Atiq ur Rahman, Hazrat Ali, Omer Shafique, Sanaullah Khan, Shahid Khan

arxiv:1808.00878 v1 · 2018-08-02 · cs.LG · cs.CV · eess.SP · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OG5F3FPRFUPV22H7ALEX4OI6I4}

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	2026-05-18T00:09:01.154530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71ba5d95f12d1f5d68ff02c97e391e4707d2532850e57c1fbabaeffdf1a4f08c

Aliases

arxiv: 1808.00878 · arxiv_version: 1808.00878v1 · doi: 10.48550/arxiv.1808.00878 · pith_short_12: OG5F3FPRFUPV · pith_short_16: OG5F3FPRFUPV22H7 · pith_short_8: OG5F3FPR

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/OG5F3FPRFUPV22H7ALEX4OI6I4 \
  | 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: 71ba5d95f12d1f5d68ff02c97e391e4707d2532850e57c1fbabaeffdf1a4f08c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b08199332d95984ba16d977b3deaa4d441e187ed15884ecd79166bee36036573",
    "cross_cats_sorted": [
      "cs.CV",
      "eess.SP",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-08-02T16:00:32Z",
    "title_canon_sha256": "0c115f3417da31b7a362a0130ff14359834c4dbf4c19384896be18a5e298a7e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00878",
    "kind": "arxiv",
    "version": 1
  }
}