Pith Number

pith:SZR6ECU5

pith:2016:SZR6ECU5T7WOH622Y62NVW6BAU

not attested not anchored not stored refs pending

Position-Indexed Formulations for Kidney Exchange

Benjamin Plaut, David F. Manlove, James Trimble, John P. Dickerson, Tuomas Sandholm

arxiv:1606.01623 v2 · 2016-06-06 · cs.DS · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SZR6ECU5T7WOH622Y62NVW6BAU}

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	2026-05-18T01:12:34.126561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9663e20a9d9fece3fb5ac7b4dadbc1052a2386563c025f9529458b0150739f4f

Aliases

arxiv: 1606.01623 · arxiv_version: 1606.01623v2 · doi: 10.48550/arxiv.1606.01623 · pith_short_12: SZR6ECU5T7WO · pith_short_16: SZR6ECU5T7WOH622 · pith_short_8: SZR6ECU5

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/SZR6ECU5T7WOH622Y62NVW6BAU \
  | 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: 9663e20a9d9fece3fb5ac7b4dadbc1052a2386563c025f9529458b0150739f4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca5a691b529b15d71643dc160fcdb852667e0fd85b4282765606aabc877762d6",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-06-06T06:16:36Z",
    "title_canon_sha256": "d83f1d3553cba6d4cbc6c836729a86e4442587760400aadefb57a2700bf8d43d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.01623",
    "kind": "arxiv",
    "version": 2
  }
}