Pith Number

pith:2FEZ5EDF

pith:2021:2FEZ5EDF22RUQJD33MLMHVH57U

not attested not anchored not stored refs pending

Quantum Sub-Gaussian Mean Estimator

Yassine Hamoudi

arxiv:2108.12172 v1 · 2021-08-27 · quant-ph · cs.CC · cs.DS · math.ST · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FEZ5EDF22RUQJD33MLMHVH57U}

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	2026-07-05T03:31:29.972436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1499e9065d6a348247bdb16c3d4fdfd236e20a2086887e456124341fa9fd04b

Aliases

arxiv: 2108.12172 · arxiv_version: 2108.12172v1 · doi: 10.48550/arxiv.2108.12172 · pith_short_12: 2FEZ5EDF22RU · pith_short_16: 2FEZ5EDF22RUQJD3 · pith_short_8: 2FEZ5EDF

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/2FEZ5EDF22RUQJD33MLMHVH57U \
  | 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: d1499e9065d6a348247bdb16c3d4fdfd236e20a2086887e456124341fa9fd04b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1608d6b7b3f7e987044eef6fc013fc64d45563f29eae5a2c95104cebd493889d",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DS",
      "math.ST",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-08-27T08:34:26Z",
    "title_canon_sha256": "b1408a29aa4e19159a8ccdd661b2d20da4105123a9b07414ea93073bf68e2bf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.12172",
    "kind": "arxiv",
    "version": 1
  }
}