Pith Number

pith:GDA4LSSL

pith:2019:GDA4LSSL7HF5PRHQXJAS6TQPJA

not attested not anchored not stored refs pending

Codebooks from generalized bent $\mathbb{Z}_4$-valued quadratic forms

Chunming Tang, Sihem Mesnager, Yanfeng Qi

arxiv:1905.08834 v1 · 2019-05-21 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GDA4LSSL7HF5PRHQXJAS6TQPJA}

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	2026-05-17T23:45:25.112535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30c1c5ca4bf9cbd7c4f0ba412f4e0f48056ff2951c69e50c3ab1d89c3d1b04ec

Aliases

arxiv: 1905.08834 · arxiv_version: 1905.08834v1 · doi: 10.48550/arxiv.1905.08834 · pith_short_12: GDA4LSSL7HF5 · pith_short_16: GDA4LSSL7HF5PRHQ · pith_short_8: GDA4LSSL

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/GDA4LSSL7HF5PRHQXJAS6TQPJA \
  | 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: 30c1c5ca4bf9cbd7c4f0ba412f4e0f48056ff2951c69e50c3ab1d89c3d1b04ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c56a93566bd01a2d9c474ce9c328500b9455d4101d3100ca123aad85c56de73d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-05-21T19:11:15Z",
    "title_canon_sha256": "0111c6277bf8df3c84af25e8352e89ae9ac008480ce3e2207ca4290f6c652f5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08834",
    "kind": "arxiv",
    "version": 1
  }
}