Pith Number

pith:TCLSF5L2

pith:2015:TCLSF5L24KKI4OSIBTPMP7M35A

not attested not anchored not stored refs pending

Surrogate Functions for Maximizing Precision at the Top

Harikrishna Narasimhan, Prateek Jain, Purushottam Kar

arxiv:1505.06813 v1 · 2015-05-26 · 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{TCLSF5L24KKI4OSIBTPMP7M35A}

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	2026-05-18T02:03:29.883148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

989722f57ae2948e3a480cdec7fd9be805229c4c660831bf0c4462e6a68b34a8

Aliases

arxiv: 1505.06813 · arxiv_version: 1505.06813v1 · doi: 10.48550/arxiv.1505.06813 · pith_short_12: TCLSF5L24KKI · pith_short_16: TCLSF5L24KKI4OSI · pith_short_8: TCLSF5L2

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/TCLSF5L24KKI4OSIBTPMP7M35A \
  | 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: 989722f57ae2948e3a480cdec7fd9be805229c4c660831bf0c4462e6a68b34a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da18d9b6134c37b7c4f2b041a9b3b3c398151c60cf03b6783a7c30b43e095397",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2015-05-26T06:01:24Z",
    "title_canon_sha256": "3247cbe260575bef626f994b084775fb76c484bfa95d7a6af60d13458922ba85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.06813",
    "kind": "arxiv",
    "version": 1
  }
}