Pith Number

pith:EVIR47ON

pith:2018:EVIR47ONACVYS62ESIF7GWKKY2

not attested not anchored not stored refs pending

On reconstruction of eigenfunctions of Johnson graphs

Konstantin Vorob'ev

arxiv:1812.02424 v1 · 2018-12-06 · 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{EVIR47ONACVYS62ESIF7GWKKY2}

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	2026-05-17T23:58:55.730996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25511e7dcd00ab897b44920bf3594ac69d96a6f8d98236f6a621fb748937e733

Aliases

arxiv: 1812.02424 · arxiv_version: 1812.02424v1 · doi: 10.48550/arxiv.1812.02424 · pith_short_12: EVIR47ONACVY · pith_short_16: EVIR47ONACVYS62E · pith_short_8: EVIR47ON

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/EVIR47ONACVYS62ESIF7GWKKY2 \
  | 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: 25511e7dcd00ab897b44920bf3594ac69d96a6f8d98236f6a621fb748937e733

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b175740ba9efca74dc7a62c9c4cb42e4783322a568b1fc741a020eca34cba26d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-12-06T09:47:55Z",
    "title_canon_sha256": "146138b8703a63840f3a931ba4375c124f6f3f6ef9f404530138f06f7390004b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.02424",
    "kind": "arxiv",
    "version": 1
  }
}