Pith Number

pith:BOAGSHNI

pith:2016:BOAGSHNI4NCIIBAGWQ3H3EQ5PY

not attested not anchored not stored refs pending

Conference matrices with maximum excess and two-intersection sets

Koji Momihara, Sho Suda

arxiv:1611.01305 v1 · 2016-11-04 · 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{BOAGSHNI4NCIIBAGWQ3H3EQ5PY}

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	2026-05-18T01:00:11.426084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b80691da8e344840406b4367d921d7e2d78f23918fe7cad1128d9fc91361c13

Aliases

arxiv: 1611.01305 · arxiv_version: 1611.01305v1 · doi: 10.48550/arxiv.1611.01305 · pith_short_12: BOAGSHNI4NCI · pith_short_16: BOAGSHNI4NCIIBAG · pith_short_8: BOAGSHNI

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/BOAGSHNI4NCIIBAGWQ3H3EQ5PY \
  | 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: 0b80691da8e344840406b4367d921d7e2d78f23918fe7cad1128d9fc91361c13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "137a1d0c2ff672c9a4bd148faabb65e7dc1827e6d4d2c4fb29f8dcfae1702036",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-11-04T10:16:28Z",
    "title_canon_sha256": "23d71a0d6ef3a9255e8f6a44b3ac7f111455e7dd9e514019cbbbaf1117e7d23d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.01305",
    "kind": "arxiv",
    "version": 1
  }
}