Pith Number

pith:BOQE74QH

pith:2018:BOQE74QHT3ZRE3E4T2AMES3RL6

not attested not anchored not stored refs pending

Self-supervised Learning of Geometrically Stable Features Through Probabilistic Introspection

Andrea Vedaldi, David Novotny, Diane Larlus, Samuel Albanie

arxiv:1804.01552 v1 · 2018-04-04 · 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{BOQE74QHT3ZRE3E4T2AMES3RL6}

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	2026-05-18T00:19:14.641420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ba04ff2079ef3126c9c9e80c24b715f8c30ab4fa33c283a50aa213994c9c30c

Aliases

arxiv: 1804.01552 · arxiv_version: 1804.01552v1 · doi: 10.48550/arxiv.1804.01552 · pith_short_12: BOQE74QHT3ZR · pith_short_16: BOQE74QHT3ZRE3E4 · pith_short_8: BOQE74QH

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/BOQE74QHT3ZRE3E4T2AMES3RL6 \
  | 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: 0ba04ff2079ef3126c9c9e80c24b715f8c30ab4fa33c283a50aa213994c9c30c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38f96470b17db88c9a8b359a4d0865ffb637a90bf8a40574cbd09fef862c3775",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-04-04T18:15:17Z",
    "title_canon_sha256": "c08e6c6427bf33a8bc752c4ae3c2fef2e55f2f82c6dd95cb70477e0dd0a04873"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01552",
    "kind": "arxiv",
    "version": 1
  }
}