Pith Number

pith:OMSWIGT4

pith:2019:OMSWIGT4FRRSXTSD3E5JAM2WHZ

not attested not anchored not stored refs pending

Counting multi-quadratic number fields of bounded discriminant

Robin Fritsch

arxiv:1902.03202 v2 · 2019-02-08 · 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{OMSWIGT4FRRSXTSD3E5JAM2WHZ}

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	2026-05-17T23:53:55.444732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7325641a7c2c632bce43d93a9033563e74b2279618b326cea80b207dfecfbef2

Aliases

arxiv: 1902.03202 · arxiv_version: 1902.03202v2 · doi: 10.48550/arxiv.1902.03202 · pith_short_12: OMSWIGT4FRRS · pith_short_16: OMSWIGT4FRRSXTSD · pith_short_8: OMSWIGT4

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/OMSWIGT4FRRSXTSD3E5JAM2WHZ \
  | 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: 7325641a7c2c632bce43d93a9033563e74b2279618b326cea80b207dfecfbef2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b638eb4532503e0145ef3c749613dd5ecf42280426169365ee3c2362c0275619",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2019-02-08T17:39:29Z",
    "title_canon_sha256": "97f3a9ffb42af89f2fbcdbf27ffd3cd6600e505881cff5cd095e3a8ff304d21e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03202",
    "kind": "arxiv",
    "version": 2
  }
}