Pith Number

pith:ZAE6H3W7

pith:2026:ZAE6H3W753BRQ6DUKCTQJKBIYR

not attested not anchored not stored refs pending

Maximum-Weight Two Boxes Symmetric Difference Problem

Carlos Seara, Jos\'e Fern\'andez Goycoolea, Luis H. Herrera, Pablo P\'erez Lantero

arxiv:2605.22690 v1 · 2026-05-21 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZAE6H3W753BRQ6DUKCTQJKBIYR}

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	2026-05-22T02:04:50.443739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c809e3eedfeec318787450a704a828c46781b224f48fc30a5062401cdae9549f

Aliases

arxiv: 2605.22690 · arxiv_version: 2605.22690v1 · doi: 10.48550/arxiv.2605.22690 · pith_short_12: ZAE6H3W753BR · pith_short_16: ZAE6H3W753BRQ6DU · pith_short_8: ZAE6H3W7

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/ZAE6H3W753BRQ6DUKCTQJKBIYR \
  | 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: c809e3eedfeec318787450a704a828c46781b224f48fc30a5062401cdae9549f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9cdd412d7daa95a03e25133c5dea7df69518e9cd9a784a3a404a71e3fe0321a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2026-05-21T16:35:13Z",
    "title_canon_sha256": "0cd4ac5ee0161dd2ff08e6981a388ef08c4b06f1721907a14f9190fc9cd2dfb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22690",
    "kind": "arxiv",
    "version": 1
  }
}