Pith Number

pith:X6WF2YUC

pith:2018:X6WF2YUCQWAANUUEND2QQRZZ3I

not attested not anchored not stored refs pending

Stochastic subgradient method converges on tame functions

Damek Davis, Dmitriy Drusvyatskiy, Jason D. Lee, Sham Kakade

arxiv:1804.07795 v3 · 2018-04-20 · math.OC · 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{X6WF2YUCQWAANUUEND2QQRZZ3I}

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	2026-05-18T00:14:53.410675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfac5d6282858006d28468f5084739da0626752f740efb7df1defae59e10d3ed

Aliases

arxiv: 1804.07795 · arxiv_version: 1804.07795v3 · doi: 10.48550/arxiv.1804.07795 · pith_short_12: X6WF2YUCQWAA · pith_short_16: X6WF2YUCQWAANUUE · pith_short_8: X6WF2YUC

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/X6WF2YUCQWAANUUEND2QQRZZ3I \
  | 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: bfac5d6282858006d28468f5084739da0626752f740efb7df1defae59e10d3ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3e3496094e7f269f3b177b90e6d9d9a52444410933d1082f0fd82e12d6eca0a",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-04-20T18:52:52Z",
    "title_canon_sha256": "d574e6a54c3a39b2e3a4ea7e7cbb269c6d4eb7097f9b178ad582b68bc7d3791c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07795",
    "kind": "arxiv",
    "version": 3
  }
}