Pith Number

pith:UPIXJHXN

pith:2018:UPIXJHXNY6WFJ2YSWMWZY5UZ7Z

not attested not anchored not stored refs pending

Prediction Rule Reshaping

John Lafferty, Matt Bonakdarpour, Rina Foygel Barber, Sabyasachi Chatterjee

arxiv:1805.06439 v1 · 2018-05-16 · 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{UPIXJHXNY6WFJ2YSWMWZY5UZ7Z}

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	2026-05-18T00:15:47.781501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3d1749eedc7ac54eb12b32d9c7699fe4afc5e326399db9ea49682be2d13f950

Aliases

arxiv: 1805.06439 · arxiv_version: 1805.06439v1 · doi: 10.48550/arxiv.1805.06439 · pith_short_12: UPIXJHXNY6WF · pith_short_16: UPIXJHXNY6WFJ2YS · pith_short_8: UPIXJHXN

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/UPIXJHXNY6WFJ2YSWMWZY5UZ7Z \
  | 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: a3d1749eedc7ac54eb12b32d9c7699fe4afc5e326399db9ea49682be2d13f950

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "732cb11fe2dfeb4a225e43328dacc98d4d0b9e76e4d8d485c394edd10b835ba7",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-05-16T17:36:47Z",
    "title_canon_sha256": "5e871a9e9bc95f919153d67a0176edcb5a8698f68b6d551aee79b4889663f1d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06439",
    "kind": "arxiv",
    "version": 1
  }
}