Pith Number

pith:DYZAJHEZ

pith:2015:DYZAJHEZCV623QOXZI4EYTLOZL

not attested not anchored not stored refs pending

An optimal subgradient algorithm for large-scale convex optimization in simple domains

Arnold Neumaier, Masoud Ahookhosh

arxiv:1501.01451 v1 · 2015-01-07 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DYZAJHEZCV623QOXZI4EYTLOZL}

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	2026-05-18T02:29:54.195210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e32049c99157dadc1d7ca384c4d6ecad2a264dc28853adebfdbe5b43e455056

Aliases

arxiv: 1501.01451 · arxiv_version: 1501.01451v1 · doi: 10.48550/arxiv.1501.01451 · pith_short_12: DYZAJHEZCV62 · pith_short_16: DYZAJHEZCV623QOX · pith_short_8: DYZAJHEZ

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/DYZAJHEZCV623QOXZI4EYTLOZL \
  | 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: 1e32049c99157dadc1d7ca384c4d6ecad2a264dc28853adebfdbe5b43e455056

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "785602ce9ad846ba5df48adc92a9b4367ca528f73ab512b7375f75e592d7a69d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-01-07T11:42:19Z",
    "title_canon_sha256": "ebbbad8a1a2bb9e59188850edd68e8c84a840bd076300e81758c27e83f3faa2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01451",
    "kind": "arxiv",
    "version": 1
  }
}