Pith Number

pith:SVK3L4IV

pith:2022:SVK3L4IVRZM3PDIMGXGJLHCWCG

not attested not anchored not stored refs pending

Hasse principles for quadratic forms over function fields

Connor Cassady

arxiv:2204.06368 v2 · 2022-04-13 · math.NT · math.AG · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SVK3L4IVRZM3PDIMGXGJLHCWCG}

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	2026-07-05T06:06:53.054074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9555b5f1158e59b78d0c35cc959c5611bc7c43447a2a9aab6357fe012e1a928f

Aliases

arxiv: 2204.06368 · arxiv_version: 2204.06368v2 · doi: 10.48550/arxiv.2204.06368 · pith_short_12: SVK3L4IVRZM3 · pith_short_16: SVK3L4IVRZM3PDIM · pith_short_8: SVK3L4IV

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/SVK3L4IVRZM3PDIMGXGJLHCWCG \
  | 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: 9555b5f1158e59b78d0c35cc959c5611bc7c43447a2a9aab6357fe012e1a928f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50015ffbb049aafda2608caab36f53e670125272b1271f157aeac25033b78af6",
    "cross_cats_sorted": [
      "math.AG",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2022-04-13T13:26:16Z",
    "title_canon_sha256": "394742acdf111eb03179f0f837e9261c9c7a00ece88f6624ce8899a387c2af02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.06368",
    "kind": "arxiv",
    "version": 2
  }
}