Pith Number

pith:6N3TMPZP

pith:2017:6N3TMPZPAGKUC4PHXYAYVCC5ON

not attested not anchored not stored refs pending

Convergence of first-order methods via the convex conjugate

Javier Pena

arxiv:1707.09084 v1 · 2017-07-28 · 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{6N3TMPZPAGKUC4PHXYAYVCC5ON}

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	2026-05-18T00:39:17.153891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f377363f2f01954171e7be018a885d737b7f77a71e72d349d036b91e161e5eb4

Aliases

arxiv: 1707.09084 · arxiv_version: 1707.09084v1 · doi: 10.48550/arxiv.1707.09084 · pith_short_12: 6N3TMPZPAGKU · pith_short_16: 6N3TMPZPAGKUC4PH · pith_short_8: 6N3TMPZP

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/6N3TMPZPAGKUC4PHXYAYVCC5ON \
  | 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: f377363f2f01954171e7be018a885d737b7f77a71e72d349d036b91e161e5eb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df3088bf6b5de6608b0bfa5ea0f03be1dde8a14e1339eb5fafa463f63becb0b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-07-28T01:44:36Z",
    "title_canon_sha256": "2846a7ce17d6c0ad5a400629142fa69db0fc96da6dfed0b1a9ff346d62c9012f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09084",
    "kind": "arxiv",
    "version": 1
  }
}