Pith Number

pith:6S6IQ7M6

pith:2018:6S6IQ7M6UJ67IES4WYW5TM6JLG

not attested not anchored not stored refs pending

Objective Scaling Ensemble Approach for Integer Linear Programming

Charles Nicholson, WeiLi Zhang

arxiv:1808.10263 v1 · 2018-08-11 · 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{6S6IQ7M6UJ67IES4WYW5TM6JLG}

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	2026-05-18T00:06:49.304389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4bc887d9ea27df4125cb62dd9b3c95989b6718a18ef219f72a3970fa5e0df24

Aliases

arxiv: 1808.10263 · arxiv_version: 1808.10263v1 · doi: 10.48550/arxiv.1808.10263 · pith_short_12: 6S6IQ7M6UJ67 · pith_short_16: 6S6IQ7M6UJ67IES4 · pith_short_8: 6S6IQ7M6

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/6S6IQ7M6UJ67IES4WYW5TM6JLG \
  | 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: f4bc887d9ea27df4125cb62dd9b3c95989b6718a18ef219f72a3970fa5e0df24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a0aab28b378ab084ae60152f3bf0b35c82de7df64a5ede0c5ec8636c649b467",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-08-11T17:23:23Z",
    "title_canon_sha256": "1a4acebac32a238dbc8ba0d47222777c5cd45abe9c30a3c179582ecca868a37c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.10263",
    "kind": "arxiv",
    "version": 1
  }
}