Pith Number

pith:QAIJSYOW

pith:2016:QAIJSYOWY7FG2MNYZU54S534LE

not attested not anchored not stored refs pending

Strongly regular graphs with the same parameters as the symplectic graph

Sho Kubota

arxiv:1606.03442 v1 · 2016-06-10 · 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{QAIJSYOWY7FG2MNYZU54S534LE}

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	2026-05-18T01:12:36.874817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80109961d6c7ca6d31b8cd3bc9777c5935f2df7ec2cc52636ccc1459e70d564e

Aliases

arxiv: 1606.03442 · arxiv_version: 1606.03442v1 · doi: 10.48550/arxiv.1606.03442 · pith_short_12: QAIJSYOWY7FG · pith_short_16: QAIJSYOWY7FG2MNY · pith_short_8: QAIJSYOW

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/QAIJSYOWY7FG2MNYZU54S534LE \
  | 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: 80109961d6c7ca6d31b8cd3bc9777c5935f2df7ec2cc52636ccc1459e70d564e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0bb659b0a666a2937aa6cedc2d7d90332d4290d7268ef1d54b61652fee3a4e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-06-10T19:55:12Z",
    "title_canon_sha256": "1e356b40484be6f0b8b21081a2a702a1e33574adc74c0b00f51eff3c7d26d7fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.03442",
    "kind": "arxiv",
    "version": 1
  }
}