Pith Number

pith:KRPD7TAB

pith:2022:KRPD7TABJMUSOD3IQSK6D725FF

not attested not anchored not stored refs pending

The EKR-module property of pseudo-Paley graphs of square order

Chi Hoi Yip, Huiqiu Lin, Sergey Goryainov, Shamil Asgarli

arxiv:2201.03100 v2 · 2022-01-09 · 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{KRPD7TABJMUSOD3IQSK6D725FF}

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	2026-07-05T05:29:00.431437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

545e3fcc014b29270f688495e1ff5d29720a4b402df8b3c3ee85ef00a4bfc2b0

Aliases

arxiv: 2201.03100 · arxiv_version: 2201.03100v2 · doi: 10.48550/arxiv.2201.03100 · pith_short_12: KRPD7TABJMUS · pith_short_16: KRPD7TABJMUSOD3I · pith_short_8: KRPD7TAB

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/KRPD7TABJMUSOD3IQSK6D725FF \
  | 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: 545e3fcc014b29270f688495e1ff5d29720a4b402df8b3c3ee85ef00a4bfc2b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f066588b41dab25e984ae98c82e576261a33dd040ba5844e25233eec3d73e304",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2022-01-09T22:48:46Z",
    "title_canon_sha256": "14001e00bdc3e1cd77c2bc0a0739a3f8cca693abe13a1bf8ccc1c4ca565f3757"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.03100",
    "kind": "arxiv",
    "version": 2
  }
}