Pith Number

pith:UXMB5D6T

pith:2013:UXMB5D6TBTWP56HYSMRSOR7RC4

not attested not anchored not stored refs pending

Hasse Principle for G-quadratic forms

Eva Bayer-Fluckiger, Nivedita Bhaskhar, Raman Parimala

arxiv:1305.3161 v1 · 2013-05-14 · 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{UXMB5D6TBTWP56HYSMRSOR7RC4}

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	2026-05-18T03:25:44.627078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5d81e8fd30cecfef8f893232747f117393b792520bfd3d652f86478b9232fdd

Aliases

arxiv: 1305.3161 · arxiv_version: 1305.3161v1 · doi: 10.48550/arxiv.1305.3161 · pith_short_12: UXMB5D6TBTWP · pith_short_16: UXMB5D6TBTWP56HY · pith_short_8: UXMB5D6T

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/UXMB5D6TBTWP56HYSMRSOR7RC4 \
  | 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: a5d81e8fd30cecfef8f893232747f117393b792520bfd3d652f86478b9232fdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a15be539a9b5a14571571e85d2754cc54c6d888c45066365b3b22cbaa4ddc606",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2013-05-14T14:12:09Z",
    "title_canon_sha256": "971b04885d4cd9692e9b04e609433224d1a1a1d5b9c843cb200104fd4f1f0b2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3161",
    "kind": "arxiv",
    "version": 1
  }
}