Pith Number

pith:7YFWDG4F

pith:2026:7YFWDG4FG5CSIFGLKJEMZKJQYH

not attested not anchored not stored refs pending

Short Salem polynomials

Chris Smyth, James McKee

arxiv:2605.19013 v1 · 2026-05-18 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7YFWDG4FG5CSIFGLKJEMZKJQYH}

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	2026-05-20T01:04:42.470793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe0b619b8537452414cb5248cca930c1cd34f3df092a0b791531d31f3c7b30e0

Aliases

arxiv: 2605.19013 · arxiv_version: 2605.19013v1 · doi: 10.48550/arxiv.2605.19013 · pith_short_12: 7YFWDG4FG5CS · pith_short_16: 7YFWDG4FG5CSIFGL · pith_short_8: 7YFWDG4F

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/7YFWDG4FG5CSIFGLKJEMZKJQYH \
  | 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: fe0b619b8537452414cb5248cca930c1cd34f3df092a0b791531d31f3c7b30e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c350f4a3413c8a8390391076cc16225f83786000479f3303efba981d072790e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2026-05-18T18:35:07Z",
    "title_canon_sha256": "35499c8027c79b7cd2705ee271c009d0ddf8272980eda790a22f37eb48e2676f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19013",
    "kind": "arxiv",
    "version": 1
  }
}