Pith Number

pith:SSA5JOCP

pith:2009:SSA5JOCPH7KCQUUD4O2NARMGCE

not attested not anchored not stored refs pending

Representations of Definite Binary Quadratic Forms over F_q[t]

Jean Bureau, Jorge Morales

arxiv:0905.3857 v1 · 2009-05-23 · 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{SSA5JOCPH7KCQUUD4O2NARMGCE}

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	2026-05-18T04:08:24.738303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9481d4b84f3fd4285283e3b4d04586112417275a851eb6353692d912d82b0142

Aliases

arxiv: 0905.3857 · arxiv_version: 0905.3857v1 · doi: 10.48550/arxiv.0905.3857 · pith_short_12: SSA5JOCPH7KC · pith_short_16: SSA5JOCPH7KCQUUD · pith_short_8: SSA5JOCP

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/SSA5JOCPH7KCQUUD4O2NARMGCE \
  | 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: 9481d4b84f3fd4285283e3b4d04586112417275a851eb6353692d912d82b0142

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eae2adb3fa27739a9907768ac6d40ae745226c9bd8f79755313400c21b3dd143",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2009-05-23T22:11:50Z",
    "title_canon_sha256": "1ff5568e6326ef69f7a88f3f41645c42931778c8ac35dcbacb37df9cf17d5983"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.3857",
    "kind": "arxiv",
    "version": 1
  }
}