Pith Number

pith:QZMJDRFG

pith:2015:QZMJDRFGTDGCKZKP64QIEEBER3

not attested not anchored not stored refs pending

Distributed Training of Structured SVM

Ching-pei Lee, Dan Roth, Kai-Wei Chang, Shyam Upadhyay

arxiv:1506.02620 v2 · 2015-06-08 · stat.ML · cs.DC · 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{QZMJDRFGTDGCKZKP64QIEEBER3}

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	2026-05-18T01:20:50.463235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

865891c4a698cc25654ff7208210248ed00b06187833fe9ead7bd3c4a67044be

Aliases

arxiv: 1506.02620 · arxiv_version: 1506.02620v2 · doi: 10.48550/arxiv.1506.02620 · pith_short_12: QZMJDRFGTDGC · pith_short_16: QZMJDRFGTDGCKZKP · pith_short_8: QZMJDRFG

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/QZMJDRFGTDGCKZKP64QIEEBER3 \
  | 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: 865891c4a698cc25654ff7208210248ed00b06187833fe9ead7bd3c4a67044be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bb3eb4cc746de2b92cfa3a112956c7d33acb132443397858747c667f0b9d075",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2015-06-08T19:12:24Z",
    "title_canon_sha256": "9c5a9ffe4cc3fae020029c3b28e1d8614ac527f880afbd0f579ad14e917b9fee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.02620",
    "kind": "arxiv",
    "version": 2
  }
}