Pith Number

pith:MTDBQ2VT

pith:2017:MTDBQ2VTAJNIDLQXYFBEKS4A7Q

not attested not anchored not stored refs pending

Unsupervised learning of object landmarks by factorized spatial embeddings

Andrea Vedaldi, Hakan Bilen, James Thewlis

arxiv:1705.02193 v2 · 2017-05-05 · cs.CV · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MTDBQ2VTAJNIDLQXYFBEKS4A7Q}

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	2026-05-18T00:38:35.668806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64c6186ab3025a81ae17c142454b80fc3073a2bb8d8cd81c69463279bcc6966d

Aliases

arxiv: 1705.02193 · arxiv_version: 1705.02193v2 · doi: 10.48550/arxiv.1705.02193 · pith_short_12: MTDBQ2VTAJNI · pith_short_16: MTDBQ2VTAJNIDLQX · pith_short_8: MTDBQ2VT

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/MTDBQ2VTAJNIDLQXYFBEKS4A7Q \
  | 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: 64c6186ab3025a81ae17c142454b80fc3073a2bb8d8cd81c69463279bcc6966d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87f2180e410786831b55d72a3640d12b0ef7ccdffeb1b72ec56d4120565cdcc0",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-05-05T12:45:35Z",
    "title_canon_sha256": "22f9991227dbe8511ad2aaa79d4413fbadc6ce9ba8e8797652a9a63fa2a9154b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.02193",
    "kind": "arxiv",
    "version": 2
  }
}