Pith Number

pith:LQND7X36

pith:2014:LQND7X36VCN3DRVOFC567SFT2L

not attested not anchored not stored refs pending

Action constrained quasi-Newton methods

Jacek Gondzio, Robert Mansel Gower

arxiv:1412.8045 v1 · 2014-12-27 · math.OC · cs.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LQND7X36VCN3DRVOFC567SFT2L}

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	2026-05-18T02:30:24.309851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c1a3fdf7ea89bb1c6ae28bbefc8b3d2cafe530b1da4e07c6b402de5a0824b3f

Aliases

arxiv: 1412.8045 · arxiv_version: 1412.8045v1 · doi: 10.48550/arxiv.1412.8045 · pith_short_12: LQND7X36VCN3 · pith_short_16: LQND7X36VCN3DRVO · pith_short_8: LQND7X36

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/LQND7X36VCN3DRVOFC567SFT2L \
  | 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: 5c1a3fdf7ea89bb1c6ae28bbefc8b3d2cafe530b1da4e07c6b402de5a0824b3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f6f7ae8aee9840b33a69a596323e44f9dacbd755da9851cd694555508bc0dc5",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-12-27T13:40:10Z",
    "title_canon_sha256": "1b5d749eb5dcb4297bef225f1e4c98fa4fa2e2d22f62732b0edea210b59d254d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.8045",
    "kind": "arxiv",
    "version": 1
  }
}