Pith Number

pith:TT5EI3G7

pith:2021:TT5EI3G7YWEZMPYLBINLXJEOOQ

not attested not anchored not stored refs pending

Covariance Decomposition as a Universal Limit on Correlations in Networks

Marc-Olivier Renou, Salman Beigi

arxiv:2103.14840 v2 · 2021-03-27 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TT5EI3G7YWEZMPYLBINLXJEOOQ}

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	2026-07-05T03:56:15.103342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cfa446cdfc589963f0b0a1abba48e7417dbef07c53ae31aba4e6d9a2a7476d4

Aliases

arxiv: 2103.14840 · arxiv_version: 2103.14840v2 · doi: 10.48550/arxiv.2103.14840 · pith_short_12: TT5EI3G7YWEZ · pith_short_16: TT5EI3G7YWEZMPYL · pith_short_8: TT5EI3G7

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/TT5EI3G7YWEZMPYLBINLXJEOOQ \
  | 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: 9cfa446cdfc589963f0b0a1abba48e7417dbef07c53ae31aba4e6d9a2a7476d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dcbc0e3a62dea7bb165e44067f236bfdb9dc26d73b9527f89b0ffdb7db74b3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-03-27T08:26:45Z",
    "title_canon_sha256": "3d6a662869657c83d94a4cc9688dff0aabadfe1ebdcd8bb997fd9d390f9defb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.14840",
    "kind": "arxiv",
    "version": 2
  }
}