Pith Number

pith:NFAAW3JI

pith:2024:NFAAW3JIZZCDPTT7OVZLGZFKCN

not attested not anchored not stored refs pending

Flood Data Analysis on SpaceNet 8 Using Apache Sedona

Bin Yang, Erick Mas, Jinze Yu, Rui-Yang Ju, Shunichi Koshimura, Yanbing Bai, Zihao Yang

arxiv:2404.18235 v1 · 2024-04-28 · 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{NFAAW3JIZZCDPTT7OVZLGZFKCN}

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	2026-07-05T08:13:00.300301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69400b6d28ce4437ce7f7572b364aa135d5f6ccfccf8216eec0ae838dcd09de3

Aliases

arxiv: 2404.18235 · arxiv_version: 2404.18235v1 · doi: 10.48550/arxiv.2404.18235 · pith_short_12: NFAAW3JIZZCD · pith_short_16: NFAAW3JIZZCDPTT7 · pith_short_8: NFAAW3JI

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/NFAAW3JIZZCDPTT7OVZLGZFKCN \
  | 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: 69400b6d28ce4437ce7f7572b364aa135d5f6ccfccf8216eec0ae838dcd09de3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dedfced3d12c7b0b8a996260cabdf6b7f7123a42b2765509a47b75e7f8e67e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-04-28T16:29:22Z",
    "title_canon_sha256": "30200c0f04156ca96abfeb8b849f73fbcffb6df14ad44564075406ccbd729d99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.18235",
    "kind": "arxiv",
    "version": 1
  }
}