Pith Number

pith:VVZR6SRC

pith:2012:VVZR6SRCDB7RIAEP2EV5WKWO2A

not attested not anchored not stored refs pending

Adaptive Gaussian inverse regression with partially unknown operator

Jan Johannes, Maik Schwarz

arxiv:1204.1226 v1 · 2012-04-05 · math.ST · 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{VVZR6SRCDB7RIAEP2EV5WKWO2A}

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	2026-05-18T03:32:28.565042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad731f4a22187f14008fd12bdb2aced0398fd13e931ca36f72644555ca1f3834

Aliases

arxiv: 1204.1226 · arxiv_version: 1204.1226v1 · doi: 10.48550/arxiv.1204.1226 · pith_short_12: VVZR6SRCDB7R · pith_short_16: VVZR6SRCDB7RIAEP · pith_short_8: VVZR6SRC

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/VVZR6SRCDB7RIAEP2EV5WKWO2A \
  | 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: ad731f4a22187f14008fd12bdb2aced0398fd13e931ca36f72644555ca1f3834

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81dce4420fa873f0f8b8bc0f96ce6963da58f7caa9bc87461a8463888f83f740",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2012-04-05T13:43:44Z",
    "title_canon_sha256": "f55b18561596962b5cdbb2b0d80a4ff40af5a1e0e81803afcb4e8a52c615dbb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1226",
    "kind": "arxiv",
    "version": 1
  }
}