Pith Number

pith:Z33EQKER

pith:2026:Z33EQKEROH3BXZG4GEHJZO7QFV

not attested not anchored not stored refs pending

Z-FLoc: Zero-Shot Floorplan Localization via Geometric Primitives

Ayumi Umemura, Daniel Barath, Marc Pollefeys, Toshinori Kuwahara

arxiv:2606.04788 v1 · 2026-06-03 · cs.CV · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z33EQKEROH3BXZG4GEHJZO7QFV}

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	2026-06-04T01:09:30.007079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cef648289171f61be4dc310e9cbbf02d75a868b60a8f05f1001ed71fbd34a3b8

Aliases

arxiv: 2606.04788 · arxiv_version: 2606.04788v1 · doi: 10.48550/arxiv.2606.04788 · pith_short_12: Z33EQKEROH3B · pith_short_16: Z33EQKEROH3BXZG4 · pith_short_8: Z33EQKER

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/Z33EQKEROH3BXZG4GEHJZO7QFV \
  | 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: cef648289171f61be4dc310e9cbbf02d75a868b60a8f05f1001ed71fbd34a3b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2c5024a07fa30e6afa153ccd3e7eb25e5f86296e0c9498b4da78e4396a950e6",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-03T12:14:24Z",
    "title_canon_sha256": "74dab744d59f26767aa0646294aad8fd05dacdb38b650adfe6ef2cfd6bf589b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04788",
    "kind": "arxiv",
    "version": 1
  }
}