Pith Number

pith:5ICZT2SU

pith:2017:5ICZT2SUJ63INFZYQT5CORDFYW

not attested not anchored not stored refs pending

Some results on generalized strong external difference families

H. Cao, X. Lu, X. Niu

arxiv:1709.02952 v5 · 2017-09-09 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ICZT2SUJ63INFZYQT5CORDFYW}

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	2026-05-18T00:30:16.432935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea0599ea544fb686973884fa274465c581e6f5a25cb09f64157604a6f074fae3

Aliases

arxiv: 1709.02952 · arxiv_version: 1709.02952v5 · doi: 10.48550/arxiv.1709.02952 · pith_short_12: 5ICZT2SUJ63I · pith_short_16: 5ICZT2SUJ63INFZY · pith_short_8: 5ICZT2SU

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/5ICZT2SUJ63INFZYQT5CORDFYW \
  | 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: ea0599ea544fb686973884fa274465c581e6f5a25cb09f64157604a6f074fae3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10b134fe6356fa024a6095e2c6becdb70942a64673cee095c9bdf701fa0ffb83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-09-09T13:34:34Z",
    "title_canon_sha256": "d96f1b0cd2d333e45d0e81b8efe443f63e1d980c95117c3f0ac75cb232de79b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02952",
    "kind": "arxiv",
    "version": 5
  }
}