Pith Number

pith:FOO5DAQX

pith:2023:FOO5DAQXPBOFSH6GTMSXTESAYM

not attested not anchored not stored refs pending

Spatial Knowledge-Infused Hierarchical Learning: An Application in Flood Mapping on Earth Imagery

Tingsong Xiao, Wenchong He, Yu Wang, Zelin Xu, Zhe Jiang

arxiv:2312.07767 v1 · 2023-12-12 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FOO5DAQXPBOFSH6GTMSXTESAYM}

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	2026-07-05T07:23:36.074824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b9dd18217785c591fc69b25799240c30695e7fae9b5c09079d026a8fe575914

Aliases

arxiv: 2312.07767 · arxiv_version: 2312.07767v1 · doi: 10.48550/arxiv.2312.07767 · pith_short_12: FOO5DAQXPBOF · pith_short_16: FOO5DAQXPBOFSH6G · pith_short_8: FOO5DAQX

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/FOO5DAQXPBOFSH6GTMSXTESAYM \
  | 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: 2b9dd18217785c591fc69b25799240c30695e7fae9b5c09079d026a8fe575914

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5718747c29fbd76551cf1082355ee463410094c8d5822e28057f24acaf168ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2023-12-12T22:23:04Z",
    "title_canon_sha256": "fa8c16e378020cfe4546a814b55d0d43af05eac54e8ef4fe2bf20fdc5a3a7ba1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.07767",
    "kind": "arxiv",
    "version": 1
  }
}