Pith Number

pith:7DIXQCRW

pith:2015:7DIXQCRWFDNW37DQFT4VHKNIOU

not attested not anchored not stored refs pending

Group Symmetries of Complementary Code Matrices

Brooke Logan, Hieu D. Nguyen

arxiv:1506.00011 v1 · 2015-05-29 · 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{7DIXQCRWFDNW37DQFT4VHKNIOU}

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	2026-05-18T01:59:55.700107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8d1780a3628db6dfc702cf953a9a8750e76ef19108016632fc398c3a2e67150

Aliases

arxiv: 1506.00011 · arxiv_version: 1506.00011v1 · doi: 10.48550/arxiv.1506.00011 · pith_short_12: 7DIXQCRWFDNW · pith_short_16: 7DIXQCRWFDNW37DQ · pith_short_8: 7DIXQCRW

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/7DIXQCRWFDNW37DQFT4VHKNIOU \
  | 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: f8d1780a3628db6dfc702cf953a9a8750e76ef19108016632fc398c3a2e67150

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e722cf37d9049b04e15d4a11f272dc4a0ac8110bdfd107ae54a8f3c98df6a555",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-05-29T20:09:48Z",
    "title_canon_sha256": "93ba4578b068b74a1a8d21390e8c35a768ba04f425d0877756c3a45e167dd475"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00011",
    "kind": "arxiv",
    "version": 1
  }
}