Pith Number

pith:QM7BKYE2

pith:2020:QM7BKYE2NLS23R74RDCLWN5CDJ

not attested not anchored not stored refs pending

Diameter Polytopes of Feasible Binary Programs

Jonad Pulaj, Sebastian Charmot, Thomas R. Cameron

arxiv:2008.06844 v1 · 2020-08-16 · math.OC · cs.DM · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QM7BKYE2NLS23R74RDCLWN5CDJ}

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	2026-07-05T01:27:33.576265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

833e15609a6ae5adc7fc88c4bb37a21a6686db8ea5c5097c52f53172c317b70e

Aliases

arxiv: 2008.06844 · arxiv_version: 2008.06844v1 · doi: 10.48550/arxiv.2008.06844 · pith_short_12: QM7BKYE2NLS2 · pith_short_16: QM7BKYE2NLS23R74 · pith_short_8: QM7BKYE2

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/QM7BKYE2NLS23R74RDCLWN5CDJ \
  | 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: 833e15609a6ae5adc7fc88c4bb37a21a6686db8ea5c5097c52f53172c317b70e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c113d741467cc31a36a5600b99ed7b8caacd77981b2e06e3dc30a34e19810dc",
    "cross_cats_sorted": [
      "cs.DM",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-08-16T06:09:38Z",
    "title_canon_sha256": "eb1f623ad5369ea072d28e605dffd194123e8a15304963642d1011f7f56e5ab3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.06844",
    "kind": "arxiv",
    "version": 1
  }
}