Pith Number

pith:3T72TESD

pith:2016:3T72TESDZFFVZK3T5GMIP5RSTV

not attested not anchored not stored refs pending

The Robustness of Estimator Composition

Jeff M. Phillips, Pingfan Tang

arxiv:1609.01226 v1 · 2016-09-05 · 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{3T72TESDZFFVZK3T5GMIP5RSTV}

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	2026-05-18T01:06:18.578515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcffa99243c94b5cab73e99887f6329d6012f8093d54357b9109df9fd3734b73

Aliases

arxiv: 1609.01226 · arxiv_version: 1609.01226v1 · doi: 10.48550/arxiv.1609.01226 · pith_short_12: 3T72TESDZFFV · pith_short_16: 3T72TESDZFFVZK3T · pith_short_8: 3T72TESD

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/3T72TESDZFFVZK3T5GMIP5RSTV \
  | 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: dcffa99243c94b5cab73e99887f6329d6012f8093d54357b9109df9fd3734b73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb16a8548f0188685d3ea155a8b1fefd089cfd889a1d384f723c360a388a9063",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-09-05T17:27:22Z",
    "title_canon_sha256": "5cb6b5b61e100a2554090206715f0e42d6f4166e1ece05445c5cfb6b2db2a298"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.01226",
    "kind": "arxiv",
    "version": 1
  }
}