Pith Number

pith:KJCB5UIZ

pith:2019:KJCB5UIZVDFMIYBMQHNGXFI6D4

not attested not anchored not stored refs pending

Semi-Supervised Learning with Scarce Annotations

Andrea Vedaldi, Andrew Zisserman, Kai Han, Sebastien Ehrhardt, Sylvestre-Alvise Rebuffi

arxiv:1905.08845 v2 · 2019-05-21 · 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{KJCB5UIZVDFMIYBMQHNGXFI6D4}

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	2026-07-05T00:57:22.847252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52441ed119a8cac4602c81da6b951e1f0e123eebe7c4b8a53136fc49d9d8ab7b

Aliases

arxiv: 1905.08845 · arxiv_version: 1905.08845v2 · doi: 10.48550/arxiv.1905.08845 · pith_short_12: KJCB5UIZVDFM · pith_short_16: KJCB5UIZVDFMIYBM · pith_short_8: KJCB5UIZ

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/KJCB5UIZVDFMIYBMQHNGXFI6D4 \
  | 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: 52441ed119a8cac4602c81da6b951e1f0e123eebe7c4b8a53136fc49d9d8ab7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f616d026c8667bcd0f1dc30590044e9367f5feac1cef587ab3ebb2ef7d8ca317",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-05-21T19:41:42Z",
    "title_canon_sha256": "5a04f5c7062b61eef21b9ab62d5ad6d19898612344e89ef64855ec03b4cda7bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08845",
    "kind": "arxiv",
    "version": 2
  }
}