Pith Number

pith:6AONANUR

pith:2015:6AONANURF2W55WAQFICLEIWERN

not attested not anchored not stored refs pending

An Enumeration of the Equivalence Classes of Self-Dual Matrix Codes

Katherine Morrison

arxiv:1505.07363 v2 · 2015-05-27 · 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{6AONANURF2W55WAQFICLEIWERN}

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	2026-05-18T01:36:37.982813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f01cd036912eadded8102a04b222c48b76468d03dd247249fa8bf70d3fb73f84

Aliases

arxiv: 1505.07363 · arxiv_version: 1505.07363v2 · doi: 10.48550/arxiv.1505.07363 · pith_short_12: 6AONANURF2W5 · pith_short_16: 6AONANURF2W55WAQ · pith_short_8: 6AONANUR

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/6AONANURF2W55WAQFICLEIWERN \
  | 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: f01cd036912eadded8102a04b222c48b76468d03dd247249fa8bf70d3fb73f84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25995204d7909f35ccf3767191e56dd981bc34505d975b61a87dae81844f65b2",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-05-27T15:06:37Z",
    "title_canon_sha256": "27097e3069559025e0857c80621cd6b7ed1c8e795debdb9dc676cf116a596b8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07363",
    "kind": "arxiv",
    "version": 2
  }
}