Pith Number

pith:QN223IPE

pith:2013:QN223IPE4BI5YJQNM46AWO2VHS

not attested not anchored not stored refs pending

Interval edge estimation in SAR images

Francisco Cribari-Neto, L\'aercio Dias, Raydonal Ospina

arxiv:1303.3480 v3 · 2013-03-14 · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QN223IPE4BI5YJQNM46AWO2VHS}

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	2026-05-18T00:58:17.538047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8375ada1e4e051dc260d673c0b3b553cad9e572635a2aeac445ffa4550acd411

Aliases

arxiv: 1303.3480 · arxiv_version: 1303.3480v3 · doi: 10.48550/arxiv.1303.3480 · pith_short_12: QN223IPE4BI5 · pith_short_16: QN223IPE4BI5YJQN · pith_short_8: QN223IPE

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/QN223IPE4BI5YJQNM46AWO2VHS \
  | 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: 8375ada1e4e051dc260d673c0b3b553cad9e572635a2aeac445ffa4550acd411

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c2e96488a0caa9abca6e3b2bf4de002a6b8b0771c137fee339fa8d14e453cd7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2013-03-14T15:33:39Z",
    "title_canon_sha256": "0507b389d0453a4d230ca5bb8066e493d48ceec23234ea0e9ebf38d9dd25b689"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3480",
    "kind": "arxiv",
    "version": 3
  }
}