Pith Number

pith:BBH3G5B2

pith:2015:BBH3G5B2HVOYFA2OFAPZKYWBAR

not attested not anchored not stored refs pending

On the Duality Gap Convergence of ADMM Methods

Da Tang, Tong Zhang

arxiv:1508.03702 v2 · 2015-08-15 · 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{BBH3G5B2HVOYFA2OFAPZKYWBAR}

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	2026-05-18T01:33:34.842926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

084fb3743a3d5d82834e281f9562c10458fcd9d8dd006cf8ad6fa45880874d9c

Aliases

arxiv: 1508.03702 · arxiv_version: 1508.03702v2 · doi: 10.48550/arxiv.1508.03702 · pith_short_12: BBH3G5B2HVOY · pith_short_16: BBH3G5B2HVOYFA2O · pith_short_8: BBH3G5B2

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/BBH3G5B2HVOYFA2OFAPZKYWBAR \
  | 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: 084fb3743a3d5d82834e281f9562c10458fcd9d8dd006cf8ad6fa45880874d9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4edacc223d77be5e15920ce5b682ca91f1bea29ff57d0126d43962f28b57ef43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-08-15T07:32:16Z",
    "title_canon_sha256": "5d33a49b0136ce5579edc8043f1c91ee1ef01e342525f301471071e1983e0d00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03702",
    "kind": "arxiv",
    "version": 2
  }
}