Pith Number

pith:QXLLACXP

pith:2021:QXLLACXPZCJTZFSFUIEGRVHCLO

not attested not anchored not stored refs pending

Conceptually Diverse Base Model Selection for Meta-Learners in Concept Drifting Data Streams

Helen McKay, Nathan Griffiths, Phillip Taylor

arxiv:2111.14520 v1 · 2021-11-29 · 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{QXLLACXPZCJTZFSFUIEGRVHCLO}

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	2026-07-05T03:35:52.870149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85d6b00aefc8933c9645a20868d4e25bb945a043fc402c1b483c05636efdb58a

Aliases

arxiv: 2111.14520 · arxiv_version: 2111.14520v1 · doi: 10.48550/arxiv.2111.14520 · pith_short_12: QXLLACXPZCJT · pith_short_16: QXLLACXPZCJTZFSF · pith_short_8: QXLLACXP

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/QXLLACXPZCJTZFSFUIEGRVHCLO \
  | 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: 85d6b00aefc8933c9645a20868d4e25bb945a043fc402c1b483c05636efdb58a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d251b0f28d1c96537226b3f41698068fe6132357a14b83ffb6990dd85358e62e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-11-29T13:18:53Z",
    "title_canon_sha256": "1cdedda5c89dd9b985ca62cd282954a706eb6acd4f972249f82cbb607bfd61a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.14520",
    "kind": "arxiv",
    "version": 1
  }
}