Pith Number

pith:WORPQONQ

pith:2015:WORPQONQHR3OARBJDUEO2HKLDC

not attested not anchored not stored refs pending

Interdicting Structured Combinatorial Optimization Problems with {0,1}-Objectives

Rico Zenklusen, Stephen R. Chestnut

arxiv:1511.02484 v1 · 2015-11-08 · math.OC · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WORPQONQHR3OARBJDUEO2HKLDC}

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	2026-05-18T01:27:30.148917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3a2f839b03c76e044291d08ed1d4b18949593418b05b472e0a830f71101a307

Aliases

arxiv: 1511.02484 · arxiv_version: 1511.02484v1 · doi: 10.48550/arxiv.1511.02484 · pith_short_12: WORPQONQHR3O · pith_short_16: WORPQONQHR3OARBJ · pith_short_8: WORPQONQ

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/WORPQONQHR3OARBJDUEO2HKLDC \
  | 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: b3a2f839b03c76e044291d08ed1d4b18949593418b05b472e0a830f71101a307

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c173499086974ae32d55162eff06c3729cabdf0837a4d3b012be8425b87f0cfb",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-11-08T13:32:42Z",
    "title_canon_sha256": "6eba88dd10d1ddefac272fe63cc423b19a706051469d2f3c35833bbd736e2ef6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02484",
    "kind": "arxiv",
    "version": 1
  }
}