Pith Number

pith:SHSBIJVV

pith:2020:SHSBIJVVV7FKULCVMPRVUY2345

not attested not anchored not stored refs pending

Inferring Linear Feasible Regions using Inverse Optimization

Houra Mahmoudzadeh, Kimia Ghobadi

arxiv:2001.00143 v3 · 2020-01-01 · 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{SHSBIJVVV7FKULCVMPRVUY2345}

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	2026-07-05T01:34:41.902870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91e41426b5afcaaa2c5563e35a635be750df55f9614cd2b164b92ff198bb20a1

Aliases

arxiv: 2001.00143 · arxiv_version: 2001.00143v3 · doi: 10.48550/arxiv.2001.00143 · pith_short_12: SHSBIJVVV7FK · pith_short_16: SHSBIJVVV7FKULCV · pith_short_8: SHSBIJVV

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/SHSBIJVVV7FKULCVMPRVUY2345 \
  | 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: 91e41426b5afcaaa2c5563e35a635be750df55f9614cd2b164b92ff198bb20a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbd8ee3ad5167ab8b054cf8b061146f5c81cb55b1c1240edab76ca5060bcc9e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-01-01T05:34:13Z",
    "title_canon_sha256": "bc305a100e3b75f06e44383f60e198ebf5e88b194f39d3aef8a7f990e86fb2f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.00143",
    "kind": "arxiv",
    "version": 3
  }
}