Pith Number

pith:75UFZA6B

pith:2018:75UFZA6BO3YZE5B4QXATCGTK6H

not attested not anchored not stored refs pending

Active Learning based on Data Uncertainty and Model Sensitivity

Alexandros Paraschos, Alexej Klushyn, Djalel Benbouzid, Nutan Chen, Patrick van der Smagt

arxiv:1808.02026 v1 · 2018-08-06 · stat.ML · 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{75UFZA6BO3YZE5B4QXATCGTK6H}

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	2026-05-18T00:08:47.825865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff685c83c176f192743c85c1311a6af1c1f7af62161ecda44179dbe55dbdc5f1

Aliases

arxiv: 1808.02026 · arxiv_version: 1808.02026v1 · doi: 10.48550/arxiv.1808.02026 · pith_short_12: 75UFZA6BO3YZ · pith_short_16: 75UFZA6BO3YZE5B4 · pith_short_8: 75UFZA6B

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/75UFZA6BO3YZE5B4QXATCGTK6H \
  | 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: ff685c83c176f192743c85c1311a6af1c1f7af62161ecda44179dbe55dbdc5f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "133c7d646b3eb91cd76c7899c9a36f37e4367b88586054430603848467210c92",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-08-06T21:21:48Z",
    "title_canon_sha256": "c50684800503862bebdb2a86c8b3d994aa6480e92372542653d67f7773eb9240"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02026",
    "kind": "arxiv",
    "version": 1
  }
}