Pith Number

pith:NVXCRUSM

pith:2010:NVXCRUSMX2QSPNETYFGHJI2OAS

not attested not anchored not stored refs pending

A Cost-Minimizing Algorithm for School Choice

Adam Azzam, Chaya Coppersmith, Gizem Karaali, Julie Glass, Sinan Aksoy, Xinjing Zhu, Xueying Zhao

arxiv:1010.2312 v2 · 2010-10-12 · math.OC · cs.GT · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NVXCRUSMX2QSPNETYFGHJI2OAS}

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	2026-05-18T03:27:02.014097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d6e28d24cbea127b493c14c74a34e0489a1a3aded8bce025938c7760179916a

Aliases

arxiv: 1010.2312 · arxiv_version: 1010.2312v2 · doi: 10.48550/arxiv.1010.2312 · pith_short_12: NVXCRUSMX2QS · pith_short_16: NVXCRUSMX2QSPNET · pith_short_8: NVXCRUSM

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/NVXCRUSMX2QSPNETYFGHJI2OAS \
  | 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: 6d6e28d24cbea127b493c14c74a34e0489a1a3aded8bce025938c7760179916a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de8eacb552514d0845b36c81498710d57dd586ff2c4e413dbbe9ac59dad1193a",
    "cross_cats_sorted": [
      "cs.GT",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2010-10-12T07:33:15Z",
    "title_canon_sha256": "ab9dd3ad7dfb6e95eaa2418273c967ed246d17946b6ea419d5b2320ed6652da7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2312",
    "kind": "arxiv",
    "version": 2
  }
}