Pith Number

pith:CEI7JGQJ

pith:2025:CEI7JGQJV4XYUVMSA4WL4224S5

not attested not anchored not stored refs pending

Mixed-Integer Linear Programming Approximations for the Stochastic Knapsack

Roberto Rossi, S. Armagan Tarim, Steven D. Prestwich

arxiv:2512.14912 v2 · 2025-12-16 · 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{CEI7JGQJV4XYUVMSA4WL4224S5}

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	2026-06-02T01:03:39.956093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1111f49a09af2f8a5592072cbe6b5c977cb31c744e357aa81f5043d099a248fe

Aliases

arxiv: 2512.14912 · arxiv_version: 2512.14912v2 · doi: 10.48550/arxiv.2512.14912 · pith_short_12: CEI7JGQJV4XY · pith_short_16: CEI7JGQJV4XYUVMS · pith_short_8: CEI7JGQJ

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/CEI7JGQJV4XYUVMSA4WL4224S5 \
  | 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: 1111f49a09af2f8a5592072cbe6b5c977cb31c744e357aa81f5043d099a248fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09abe9ffcdbabac36f4bd6fb55313b4d229a88bf5227468a26f6d67f30b73060",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-12-16T21:01:46Z",
    "title_canon_sha256": "b6e6742b61c962c1f3b4f7f84bcc3fd5538893a217d2df847c03ff634dbff6b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.14912",
    "kind": "arxiv",
    "version": 2
  }
}