Pith Number

pith:J3NOJ6ES

pith:2014:J3NOJ6ESTOGV227ZCP2GQEFT72

not attested not anchored not stored refs pending

Rate Region of the Vector Gaussian CEO Problem with the Trace Distortion Constraint

Qiao Wang, Yinfei Xu

arxiv:1401.6258 v5 · 2014-01-24 · 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{J3NOJ6ESTOGV227ZCP2GQEFT72}

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	2026-05-18T02:58:32.178274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4edae4f8929b8d5d6bf913f46810b3fea5e4462880655b9adad08e7a8955f074

Aliases

arxiv: 1401.6258 · arxiv_version: 1401.6258v5 · doi: 10.48550/arxiv.1401.6258 · pith_short_12: J3NOJ6ESTOGV · pith_short_16: J3NOJ6ESTOGV227Z · pith_short_8: J3NOJ6ES

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/J3NOJ6ESTOGV227ZCP2GQEFT72 \
  | 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: 4edae4f8929b8d5d6bf913f46810b3fea5e4462880655b9adad08e7a8955f074

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e88415088339e23181dbc526be7eac3d4aafc0a80ec80b69f70409db197c4dbf",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-01-24T04:44:38Z",
    "title_canon_sha256": "f4473ce513f4d3514ad5c605700862dd75c45f301d0f4358099ed4b0c5eb4a8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6258",
    "kind": "arxiv",
    "version": 5
  }
}