Pith Number

pith:52WKJWPV

pith:2020:52WKJWPVWVS3KA476FSBRJZEY2

not attested not anchored not stored refs pending

Some people aren't worth listening to: periodically retraining classifiers with feedback from a team of end users

Joshua Lockhart, Manuela Veloso, Samuel Assefa, Tucker Balch

arxiv:2004.13152 v1 · 2020-04-27 · cs.LG · 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{52WKJWPVWVS3KA476FSBRJZEY2}

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	2026-07-05T00:58:56.022725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eeaca4d9f5b565b5039ff16418a724c68cd85fab7c42a6709006f5d10129713b

Aliases

arxiv: 2004.13152 · arxiv_version: 2004.13152v1 · doi: 10.48550/arxiv.2004.13152 · pith_short_12: 52WKJWPVWVS3 · pith_short_16: 52WKJWPVWVS3KA47 · pith_short_8: 52WKJWPV

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/52WKJWPVWVS3KA476FSBRJZEY2 \
  | 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: eeaca4d9f5b565b5039ff16418a724c68cd85fab7c42a6709006f5d10129713b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93fd59cac3a939816155b68383359e6370da7511d48e5fed474e58e0ae02cd1a",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-04-27T20:18:29Z",
    "title_canon_sha256": "ae76939a96f661364f0de2b6d8d0803f14b82d541786aa24f754c272d76eebd4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.13152",
    "kind": "arxiv",
    "version": 1
  }
}