Pith Number

pith:3FSOR3T7

pith:2021:3FSOR3T72AG3Q3KL5P3UBMR6PK

not attested not anchored not stored refs pending

A Studious Approach to Semi-Supervised Learning

Sahil Khose, Shruti Jain, V Manushree

arxiv:2109.08924 v1 · 2021-09-18 · 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{3FSOR3T72AG3Q3KL5P3UBMR6PK}

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	2026-07-05T03:15:39.734546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d964e8ee7fd00db86d4bebf740b23e7a910d56e4117182730d6ff1694e101f12

Aliases

arxiv: 2109.08924 · arxiv_version: 2109.08924v1 · doi: 10.48550/arxiv.2109.08924 · pith_short_12: 3FSOR3T72AG3 · pith_short_16: 3FSOR3T72AG3Q3KL · pith_short_8: 3FSOR3T7

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/3FSOR3T72AG3Q3KL5P3UBMR6PK \
  | 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: d964e8ee7fd00db86d4bebf740b23e7a910d56e4117182730d6ff1694e101f12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d024cf05bff081b96bd0b1aa7ac0126aac171264cf5a47599f27605a6c68e44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-09-18T12:48:47Z",
    "title_canon_sha256": "be97acc01037fdea5e81d70476667aecc21fc7b33713f67dc0e4a5720798a125"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.08924",
    "kind": "arxiv",
    "version": 1
  }
}