Pith Number

pith:7CATNA5N

pith:2019:7CATNA5NSV5ZRQ5J2QUAICIQIP

not attested not anchored not stored refs pending

A Review of Semi Supervised Learning Theories and Recent Advances

Enmei Tu, Jie Yang

arxiv:1905.11590 v1 · 2019-05-28 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7CATNA5NSV5ZRQ5J2QUAICIQIP}

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	2026-05-17T23:44:52.912965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8813683ad957b98c3a9d42804091043e95d6373bf365277cfba9a64901d1929

Aliases

arxiv: 1905.11590 · arxiv_version: 1905.11590v1 · doi: 10.48550/arxiv.1905.11590 · pith_short_12: 7CATNA5NSV5Z · pith_short_16: 7CATNA5NSV5ZRQ5J · pith_short_8: 7CATNA5N

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/7CATNA5NSV5ZRQ5J2QUAICIQIP \
  | 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: f8813683ad957b98c3a9d42804091043e95d6373bf365277cfba9a64901d1929

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "044e259349759bef3836aabf1e3a9d0b2596e7ea04896e118c65c98640fed8c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-28T03:25:45Z",
    "title_canon_sha256": "7e692b5b83d8c01d36f109c4f96fb16c67155c1c151ec8a4a5564ef0c9b7f3b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11590",
    "kind": "arxiv",
    "version": 1
  }
}