Pith Number

pith:EW2OWHRM

pith:2024:EW2OWHRMWOR2WSQOMSCVXIBL2A

not attested not anchored not stored refs pending

Intersection problems and a correlation inequality for integer sequences

Andrey Kupavskii, Peter Frankl

arxiv:2408.08221 v1 · 2024-08-15 · 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{EW2OWHRMWOR2WSQOMSCVXIBL2A}

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	2026-07-05T08:55:46.057276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25b4eb1e2cb3a3ab4a0e64855ba02bd012fc5f0b2c7334dbc562aa0e91c3657c

Aliases

arxiv: 2408.08221 · arxiv_version: 2408.08221v1 · doi: 10.48550/arxiv.2408.08221 · pith_short_12: EW2OWHRMWOR2 · pith_short_16: EW2OWHRMWOR2WSQO · pith_short_8: EW2OWHRM

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/EW2OWHRMWOR2WSQOMSCVXIBL2A \
  | 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: 25b4eb1e2cb3a3ab4a0e64855ba02bd012fc5f0b2c7334dbc562aa0e91c3657c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7a5f687545253dd2d2647f87c55a1db248471eca1341570bcf032b6b4c7b8a2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2024-08-15T15:36:55Z",
    "title_canon_sha256": "ba4f26a9e374bfa7265788a2360c64582d5785990d9fe9e513b3bb6c7c157e48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.08221",
    "kind": "arxiv",
    "version": 1
  }
}