Pith Number

pith:UZ3ACNUA

pith:2013:UZ3ACNUA4U5OKGUYLYQRNYLQC7

not attested not anchored not stored refs pending

Double Ramp Loss Based Reject Option Classifier

Kalpit Desai, Naresh Manwani, Ramasubramanian Sundararajan, Sanand Sasidharan

arxiv:1311.6556 v2 · 2013-11-26 · 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{UZ3ACNUA4U5OKGUYLYQRNYLQC7}

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	2026-05-18T00:41:23.670805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a676013680e53ae51a985e2116e17017f01a3f2b0b162cf62e0a6122232dde2f

Aliases

arxiv: 1311.6556 · arxiv_version: 1311.6556v2 · doi: 10.48550/arxiv.1311.6556 · pith_short_12: UZ3ACNUA4U5O · pith_short_16: UZ3ACNUA4U5OKGUY · pith_short_8: UZ3ACNUA

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/UZ3ACNUA4U5OKGUYLYQRNYLQC7 \
  | 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: a676013680e53ae51a985e2116e17017f01a3f2b0b162cf62e0a6122232dde2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52c4ca63753e0dfbe3cbde0bed2c8bf3874004ecc740955489359bed227562c7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-11-26T05:13:18Z",
    "title_canon_sha256": "d06c65e2e0908cbadef8e031271ece57c641190f18822001d38b09c383563a52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6556",
    "kind": "arxiv",
    "version": 2
  }
}