Pith Number

pith:WI5KS6JY

pith:2016:WI5KS6JYJGFWNJVNQLVGTYQE4O

not attested not anchored not stored refs pending

A Newton conditional gradient method for constrained nonlinear systems

Jefferson G. Melo, Max L.N. Goncalves

arxiv:1608.06808 v1 · 2016-08-24 · 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{WI5KS6JYJGFWNJVNQLVGTYQE4O}

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	2026-05-18T01:07:57.463755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b23aa97938498b66a6ad82ea69e204e3b079fccfab69e54861e8bd9b929a45e9

Aliases

arxiv: 1608.06808 · arxiv_version: 1608.06808v1 · doi: 10.48550/arxiv.1608.06808 · pith_short_12: WI5KS6JYJGFW · pith_short_16: WI5KS6JYJGFWNJVN · pith_short_8: WI5KS6JY

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/WI5KS6JYJGFWNJVNQLVGTYQE4O \
  | 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: b23aa97938498b66a6ad82ea69e204e3b079fccfab69e54861e8bd9b929a45e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6248806bf0d29d53d88406d17492732326271210ed626a0d2519a5218e2a4502",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-08-24T13:38:32Z",
    "title_canon_sha256": "670641f4b220b863953b91476235aa146b36b1b74fd4727c47be46a3454daec1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.06808",
    "kind": "arxiv",
    "version": 1
  }
}