Pith Number

pith:2C7TBU54

pith:2018:2C7TBU546UBT2XQUR5TUFUBALI

not attested not anchored not stored refs pending

An Ensemble Learning Framework for Model Fitting and Evaluation in Inverse Linear Optimization

Aaron Babier, Daria Terekhov, Rafid Mahmood, Taewoo Lee, Timothy C. Y. Chan

arxiv:1804.04576 v4 · 2018-04-12 · 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{2C7TBU546UBT2XQUR5TUFUBALI}

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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.

Cited by

1 paper in Pith

Quantile Inverse Optimization: Improving Stability in Inverse Linear Programming

Receipt and verification

First computed	2026-07-05T01:08:08.789657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0bf30d3bcf5033d5e148f6742d0205a292c568de213b06ae274889c008a6932

Aliases

arxiv: 1804.04576 · arxiv_version: 1804.04576v4 · doi: 10.48550/arxiv.1804.04576 · pith_short_12: 2C7TBU546UBT · pith_short_16: 2C7TBU546UBT2XQU · pith_short_8: 2C7TBU54

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/2C7TBU546UBT2XQUR5TUFUBALI \
  | 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: d0bf30d3bcf5033d5e148f6742d0205a292c568de213b06ae274889c008a6932

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb93ead666bbfc6406054e03c4b9ecd0bc8ef336780c89c0f912f1462971f133",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-04-12T15:45:11Z",
    "title_canon_sha256": "5e575272670a923614f25424c8a061d3a9172aa9a45cdecfce38afb054d0cea1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04576",
    "kind": "arxiv",
    "version": 4
  }
}