Pith Number

pith:Z4PXXT43

pith:2012:Z4PXXT4345N3RJGFCUW5JV2JC2

not attested not anchored not stored refs pending

A Comparison of the Embedding Method to Multi-Parametric Programming, Mixed-Integer Programming, Gradient-Descent, and Hybrid Minimum Principle Based Methods

Milo\v{s} \v{Z}efran, Raymond A. DeCarlo, Richard Meyer

arxiv:1203.3341 v7 · 2012-03-15 · math.OC · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4PXXT4345N3RJGFCUW5JV2JC2}

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	2026-05-18T00:19:36.350067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf1f7bcf9be75bb8a4c5152dd4d74916b030793e1952b595ac6fc38d552d4a98

Aliases

arxiv: 1203.3341 · arxiv_version: 1203.3341v7 · doi: 10.48550/arxiv.1203.3341 · pith_short_12: Z4PXXT4345N3 · pith_short_16: Z4PXXT4345N3RJGF · pith_short_8: Z4PXXT43

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/Z4PXXT4345N3RJGFCUW5JV2JC2 \
  | 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: cf1f7bcf9be75bb8a4c5152dd4d74916b030793e1952b595ac6fc38d552d4a98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c52aedeb81988a269f8f4dc93dd83ce5accb6966a1d1a0607f772340725f8c2",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2012-03-15T12:17:02Z",
    "title_canon_sha256": "837df89cdaed819b611b0b34fd20d0771192e9cc1c1f72285c9d2bb0d8c6445c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3341",
    "kind": "arxiv",
    "version": 7
  }
}