Pith Number

pith:IPRQ25LF

pith:2017:IPRQ25LFQ25WG34EBPZ6B44QIQ

not attested not anchored not stored refs pending

Constructions of Optimal and Near-Optimal Quasi-Complementary Sequence Sets from an Almost Difference Set

Chuan Lv, Tongjiang Yan, Yu Li

arxiv:1707.04859 v1 · 2017-07-16 · cs.IT · cs.CR · 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{IPRQ25LFQ25WG34EBPZ6B44QIQ}

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	2026-05-18T00:40:11.999630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43e30d756586bb636f840bf3e0f39044326658bf621692ab148014d1c0732465

Aliases

arxiv: 1707.04859 · arxiv_version: 1707.04859v1 · doi: 10.48550/arxiv.1707.04859 · pith_short_12: IPRQ25LFQ25W · pith_short_16: IPRQ25LFQ25WG34E · pith_short_8: IPRQ25LF

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/IPRQ25LFQ25WG34EBPZ6B44QIQ \
  | 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: 43e30d756586bb636f840bf3e0f39044326658bf621692ab148014d1c0732465

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "515ca31588d667bfbb8e3744c66de17150bafb0232000fff7a484e7d4d6ae3e3",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-07-16T11:03:22Z",
    "title_canon_sha256": "b2f2f6e90a14364e8b2a361f73544029b919dac1fb3f375cad9909aebb98206b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04859",
    "kind": "arxiv",
    "version": 1
  }
}