Pith Number

pith:T6NVUYEU

pith:2015:T6NVUYEUCDJFY5BV5MN5TLGUOG

not attested not anchored not stored refs pending

Efficient solutions for weight-balanced partitioning problems

Shmuel Onn, Steffen Borgwardt

arxiv:1503.06877 v3 · 2015-03-24 · 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{T6NVUYEUCDJFY5BV5MN5TLGUOG}

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	2026-05-18T01:14:18.196816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f9b5a609410d25c7435eb1bd9acd471b09b98ca2cbee230eb50bc67b50861ab

Aliases

arxiv: 1503.06877 · arxiv_version: 1503.06877v3 · doi: 10.48550/arxiv.1503.06877 · pith_short_12: T6NVUYEUCDJF · pith_short_16: T6NVUYEUCDJFY5BV · pith_short_8: T6NVUYEU

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/T6NVUYEUCDJFY5BV5MN5TLGUOG \
  | 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: 9f9b5a609410d25c7435eb1bd9acd471b09b98ca2cbee230eb50bc67b50861ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32c5189d92cb39613a4b191c98a681ec7bcb4ff6b973ed86f2ba4b87218f0b8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-03-24T00:28:27Z",
    "title_canon_sha256": "69456c8748dd66420a737e7647ddf295dc598ff0d60e2a10df6ecdb1bdad9c38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06877",
    "kind": "arxiv",
    "version": 3
  }
}