Pith Number

pith:CV5T7JD7

pith:2011:CV5T7JD7V4PNHTFJFKFFKFTJ5L

not attested not anchored not stored refs pending

Approximation Algorithms and Hardness of the k-Route Cut Problem

Aravindan Vijayaraghavan, Julia Chuzhoy, Yuan Zhou, Yury Makarychev

arxiv:1112.3611 v2 · 2011-12-15 · cs.DS · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CV5T7JD7V4PNHTFJFKFFKFTJ5L}

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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	2026-05-18T02:21:27.195444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

157b3fa47faf1ed3cca92a8a551669eac71ce4ceec11c5d76519d426b9dbe822

Aliases

arxiv: 1112.3611 · arxiv_version: 1112.3611v2 · doi: 10.48550/arxiv.1112.3611 · pith_short_12: CV5T7JD7V4PN · pith_short_16: CV5T7JD7V4PNHTFJ · pith_short_8: CV5T7JD7

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/CV5T7JD7V4PNHTFJFKFFKFTJ5L \
  | 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: 157b3fa47faf1ed3cca92a8a551669eac71ce4ceec11c5d76519d426b9dbe822

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e10b4608e87e4401af4cc3fcdd1b1ad8b254a33f7022b9629950cbb71fc7b451",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-12-15T19:11:56Z",
    "title_canon_sha256": "dfcd164cd2f9203eda86092a2cc50f4034c36388154e6cd69dff042eb0832110"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3611",
    "kind": "arxiv",
    "version": 2
  }
}