Pith Number

pith:4SFGHEUD

pith:2017:4SFGHEUD2EK5XDP3YVOBVYGFBY

not attested not anchored not stored refs pending

A Robust Indoor Scene Recognition Method based on Sparse Representation

Anisio Lacerda, Camila Laranjeira, Erickson R. Nascimento, Guilherme Nascimento, Vinicius Braz

arxiv:1708.07555 v1 · 2017-08-24 · 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{4SFGHEUD2EK5XDP3YVOBVYGFBY}

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	2026-05-18T00:36:42.693820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e48a639283d115db8dfbc55c1ae0c50e3ff54e738dc9ba0c710950ad2340f878

Aliases

arxiv: 1708.07555 · arxiv_version: 1708.07555v1 · doi: 10.48550/arxiv.1708.07555 · pith_short_12: 4SFGHEUD2EK5 · pith_short_16: 4SFGHEUD2EK5XDP3 · pith_short_8: 4SFGHEUD

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/4SFGHEUD2EK5XDP3YVOBVYGFBY \
  | 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: e48a639283d115db8dfbc55c1ae0c50e3ff54e738dc9ba0c710950ad2340f878

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22e3d3011cd4c92d466504824eacdef5719585ff414c95cea4c724bffeb3adf1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-08-24T21:01:08Z",
    "title_canon_sha256": "a08fa1c63b832452489b2a0feaa52b48907b45f183d8a066cfb3167e234fff12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07555",
    "kind": "arxiv",
    "version": 1
  }
}