Pith Number

pith:OA3EEIPL

pith:2018:OA3EEIPLOEBEV77F2FIE4ITEEQ

not attested not anchored not stored refs pending

A family of spectral gradient methods for optimization

Xin-Wei Liu, Yakui Huang, Yu-Hong Dai

arxiv:1812.02974 v1 · 2018-12-07 · math.OC

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-17T23:58:51.241397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70364221eb71024affe5d1504e2264243c5bcfc38b1f194e74708716c4ac11b9

Aliases

arxiv: 1812.02974 · arxiv_version: 1812.02974v1 · doi: 10.48550/arxiv.1812.02974

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/OA3EEIPLOEBEV77F2FIE4ITEEQ \
  | 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: 70364221eb71024affe5d1504e2264243c5bcfc38b1f194e74708716c4ac11b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "863abee9bce4ab1dcf859ccf528afc8f56ae7c1f4362aba9cad175191e205bc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-12-07T10:51:51Z",
    "title_canon_sha256": "d8bdc58742f3fefbb33fc8d542e07d3749156bed34fd026bc7f49ace6b5181ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.02974",
    "kind": "arxiv",
    "version": 1
  }
}