Pith Number

pith:GEJXNPSL

pith:2019:GEJXNPSL4ILF32EO6AWWUS37DV

not attested not anchored not stored refs pending

Gradient Descent with Compressed Iterates

Ahmed Khaled, Peter Richt\'arik

arxiv:1909.04716 v2 · 2019-09-10 · cs.LG · cs.DC · cs.NA · math.NA · math.OC · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GEJXNPSL4ILF32EO6AWWUS37DV}

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	2026-07-05T00:49:00.014047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

311376be4be2165de88ef02d6a4b7f1d768cd443de1bde533d8b5845e7c9ea9c

Aliases

arxiv: 1909.04716 · arxiv_version: 1909.04716v2 · doi: 10.48550/arxiv.1909.04716 · pith_short_12: GEJXNPSL4ILF · pith_short_16: GEJXNPSL4ILF32EO · pith_short_8: GEJXNPSL

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/GEJXNPSL4ILF32EO6AWWUS37DV \
  | 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: 311376be4be2165de88ef02d6a4b7f1d768cd443de1bde533d8b5845e7c9ea9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5aac9108922419623157a266a8435a702ac6e2b1c532216c1139e1df3b3279c0",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.NA",
      "math.NA",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-09-10T19:52:09Z",
    "title_canon_sha256": "a5037d5de25d3e5cace50ed847acc74ff8fdd90fc121d7a3392d5722b812f5ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.04716",
    "kind": "arxiv",
    "version": 2
  }
}