Pith Number

pith:O2OCHDWH

pith:2022:O2OCHDWHACWB5YBPBO3BO4LLOJ

not attested not anchored not stored refs pending

Sphere2Vec: Multi-Scale Representation Learning over a Spherical Surface for Geospatial Predictions

Gengchen Mai, Krzysztof Janowicz, Ni Lao, Wenyun Zuo, Yao Xuan

arxiv:2201.10489 v1 · 2022-01-25 · cs.CV · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O2OCHDWHACWB5YBPBO3BO4LLOJ}

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	2026-07-05T03:51:19.800546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

769c238ec700ac1ee02f0bb617716b7262b757236bab9ca4fec7c1b4259fb2e0

Aliases

arxiv: 2201.10489 · arxiv_version: 2201.10489v1 · doi: 10.48550/arxiv.2201.10489 · pith_short_12: O2OCHDWHACWB · pith_short_16: O2OCHDWHACWB5YBP · pith_short_8: O2OCHDWH

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/O2OCHDWHACWB5YBPBO3BO4LLOJ \
  | 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: 769c238ec700ac1ee02f0bb617716b7262b757236bab9ca4fec7c1b4259fb2e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7f31e644e333cabf96e296d1e0e013617acf93d267eb8276efbd97f26f418b0",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-01-25T17:34:29Z",
    "title_canon_sha256": "eb2452447f1a685fb9232cab33813a821255a05393f269a70a043540c29f0b32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.10489",
    "kind": "arxiv",
    "version": 1
  }
}