Pith Number

pith:C6XS6XQX

pith:2025:C6XS6XQXTZYFEAJ5E42ISGHDDI

not attested not anchored not stored refs pending

Undecidability of Polynomial Inequalities in Subset Densities and Additive Energies

Yaqiao Li

arxiv:2505.07378 v1 · 2025-05-12 · math.CO · cs.CC · math.LO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C6XS6XQXTZYFEAJ5E42ISGHDDI}

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	2026-07-05T11:01:47.020194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17af2f5e179e7052013d27348918e31a17d1ec862cf4326a9f5e53be7ba288ea

Aliases

arxiv: 2505.07378 · arxiv_version: 2505.07378v1 · doi: 10.48550/arxiv.2505.07378 · pith_short_12: C6XS6XQXTZYF · pith_short_16: C6XS6XQXTZYFEAJ5 · pith_short_8: C6XS6XQX

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/C6XS6XQXTZYFEAJ5E42ISGHDDI \
  | 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: 17af2f5e179e7052013d27348918e31a17d1ec862cf4326a9f5e53be7ba288ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2e97dde9653b991c0dc0057923429743cb6df37af4d236433813bd266ee638b",
    "cross_cats_sorted": [
      "cs.CC",
      "math.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-05-12T09:23:53Z",
    "title_canon_sha256": "a213dbfca833d7d4f9f4e0fece7057572ca2a56247f06a633f634342edd1f639"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.07378",
    "kind": "arxiv",
    "version": 1
  }
}