Pith Number

pith:KUC6NJL6

pith:2017:KUC6NJL65CN6JFZLDOQRPZQKAD

not attested not anchored not stored refs pending

Counting and Enumerating Independent Sets with Applications to Knapsack Problems

Carolin Rehs, Frank Gurski

arxiv:1710.08953 v1 · 2017-10-24 · 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{KUC6NJL65CN6JFZLDOQRPZQKAD}

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	2026-05-18T00:32:00.695754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5505e6a57ee89be4972b1ba117e60a00e849c34c3f2a233cfa18800ecee8ce99

Aliases

arxiv: 1710.08953 · arxiv_version: 1710.08953v1 · doi: 10.48550/arxiv.1710.08953 · pith_short_12: KUC6NJL65CN6 · pith_short_16: KUC6NJL65CN6JFZL · pith_short_8: KUC6NJL6

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/KUC6NJL65CN6JFZLDOQRPZQKAD \
  | 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: 5505e6a57ee89be4972b1ba117e60a00e849c34c3f2a233cfa18800ecee8ce99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "158d0c677d7bab8be1fdcb8785143126585759d19ec844cddc2aaf74eba9af6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-10-24T19:01:12Z",
    "title_canon_sha256": "a44f9c24dbe5dc38172375664af7579e17be3a683776a84925110db12729e1e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08953",
    "kind": "arxiv",
    "version": 1
  }
}