Pith Number

pith:OPZ5MMXF

pith:2019:OPZ5MMXFUCWZKPIK2SOFOHRZRG

not attested not anchored not stored refs pending

Golden ratio algorithms with new stepsize rules for variational inequalities

Dang Van Hieu, Yeol Je Cho, Yi-Bin Xiao

arxiv:1904.07591 v1 · 2019-04-16 · 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{OPZ5MMXFUCWZKPIK2SOFOHRZRG}

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	2026-05-17T23:48:24.751046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73f3d632e5a0ad953d0ad49c571e3989a3171add09e069bdc424fae7a3684aef

Aliases

arxiv: 1904.07591 · arxiv_version: 1904.07591v1 · doi: 10.48550/arxiv.1904.07591 · pith_short_12: OPZ5MMXFUCWZ · pith_short_16: OPZ5MMXFUCWZKPIK · pith_short_8: OPZ5MMXF

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/OPZ5MMXFUCWZKPIK2SOFOHRZRG \
  | 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: 73f3d632e5a0ad953d0ad49c571e3989a3171add09e069bdc424fae7a3684aef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eeb375fbe85285b1b31f24ecfaa0bfd7cc23aaa9427bf3724a22478e7fddffa2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-04-16T11:07:28Z",
    "title_canon_sha256": "05f9e12449125caba7b33eb02b6a80c5347bc93afaceec5150c8e8ca670d54f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.07591",
    "kind": "arxiv",
    "version": 1
  }
}