Pith Number

pith:GXNU4YSX

pith:2019:GXNU4YSXIV3KWMOFJNEC7VWRWC

not attested not anchored not stored refs pending

Learning Densities in Feature Space for Reliable Segmentation of Indoor Scenes

Abel Gawel, Cesar Cadena, Charlotte Moraldo, Hermann Blum, Nicolas Marchal, Roland Siegwart

arxiv:1908.00448 v4 · 2019-08-01 · 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{GXNU4YSXIV3KWMOFJNEC7VWRWC}

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	2026-07-05T01:06:48.892080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35db4e62574576ab31c54b482fd6d1b09bb1e63491d8e2ea098ec4b164161b4f

Aliases

arxiv: 1908.00448 · arxiv_version: 1908.00448v4 · doi: 10.48550/arxiv.1908.00448 · pith_short_12: GXNU4YSXIV3K · pith_short_16: GXNU4YSXIV3KWMOF · pith_short_8: GXNU4YSX

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/GXNU4YSXIV3KWMOFJNEC7VWRWC \
  | 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: 35db4e62574576ab31c54b482fd6d1b09bb1e63491d8e2ea098ec4b164161b4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f093462403f536bab31236993caa479debbb7c60f63e48115291ca0d6bf222f",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-01T15:03:05Z",
    "title_canon_sha256": "492b85e7f7e738d90443d31aad78f79c911af4f13012eebec45ab4d6bb9f8c25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00448",
    "kind": "arxiv",
    "version": 4
  }
}