Pith Number

pith:HBFJKQ6U

pith:2013:HBFJKQ6UD5NZZAXGWJC4ATIGC4

not attested not anchored not stored refs pending

On near and the nearest correlation matrix

Pasha Zusmanovich

arxiv:1303.3226 v2 · 2013-03-13 · stat.AP · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HBFJKQ6UD5NZZAXGWJC4ATIGC4}

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	2026-05-18T03:02:35.221628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

384a9543d41f5b9c82e6b245c04d0617002ccafcd67babbea11ae1a76f0bd4e4

Aliases

arxiv: 1303.3226 · arxiv_version: 1303.3226v2 · doi: 10.48550/arxiv.1303.3226 · pith_short_12: HBFJKQ6UD5NZ · pith_short_16: HBFJKQ6UD5NZZAXG · pith_short_8: HBFJKQ6U

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/HBFJKQ6UD5NZZAXGWJC4ATIGC4 \
  | 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: 384a9543d41f5b9c82e6b245c04d0617002ccafcd67babbea11ae1a76f0bd4e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a30b16988090eee8fb1fa5136fc9d9fffe7847ce7e1f81a857469f90e1a6e94",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2013-03-13T17:44:50Z",
    "title_canon_sha256": "abff6d31a1283bdc12e3da106197dffdb2432be8cf69ba46d5603c1e6cd09251"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3226",
    "kind": "arxiv",
    "version": 2
  }
}