Pith Number

pith:FB6NJEXH

pith:2021:FB6NJEXHQ7E2EGCLZLCPFWP7VZ

not attested not anchored not stored refs pending

Continual Density Ratio Estimation in an Online Setting

Peter Flach, Song Liu, Tom Diethe, Yu Chen

arxiv:2103.05276 v1 · 2021-03-09 · 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{FB6NJEXHQ7E2EGCLZLCPFWP7VZ}

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.

Cited by

1 paper in Pith

Neural Total Variation Distance Estimators for Changepoint Detection in News Data

Receipt and verification

First computed	2026-07-05T02:21:24.428942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

287cd492e787c9a2184bcac4f2d9ffae79b91d16f855c6de7ec04b7ce411ad5c

Aliases

arxiv: 2103.05276 · arxiv_version: 2103.05276v1 · doi: 10.48550/arxiv.2103.05276 · pith_short_12: FB6NJEXHQ7E2 · pith_short_16: FB6NJEXHQ7E2EGCL · pith_short_8: FB6NJEXH

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/FB6NJEXHQ7E2EGCLZLCPFWP7VZ \
  | 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: 287cd492e787c9a2184bcac4f2d9ffae79b91d16f855c6de7ec04b7ce411ad5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d03a408f126bfd2ac967b8016b44b6378d914165e17ed2c484a7a82079d96a0",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-03-09T07:56:36Z",
    "title_canon_sha256": "95189bac81dd48cee6f4b73fa16ee1b74ec7ab539de45604d87370fc67de3735"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.05276",
    "kind": "arxiv",
    "version": 1
  }
}