Pith Number

pith:4L3DN2ZE

pith:2016:4L3DN2ZEOAKWQRHGFRPFVZNT5I

not attested not anchored not stored refs pending

Linear Regression with an Unknown Permutation: Statistical and Computational Limits

Ashwin Pananjady, Martin J. Wainwright, Thomas A. Courtade

arxiv:1608.02902 v1 · 2016-08-09 · math.ST · cs.IT · math.IT · 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{4L3DN2ZEOAKWQRHGFRPFVZNT5I}

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	2026-05-18T01:09:33.380799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2f636eb2470156844e62c5e5ae5b3ea3f4b621bd20b18a4bd83bae8575a07e3

Aliases

arxiv: 1608.02902 · arxiv_version: 1608.02902v1 · doi: 10.48550/arxiv.1608.02902 · pith_short_12: 4L3DN2ZEOAKW · pith_short_16: 4L3DN2ZEOAKWQRHG · pith_short_8: 4L3DN2ZE

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/4L3DN2ZEOAKWQRHGFRPFVZNT5I \
  | 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: e2f636eb2470156844e62c5e5ae5b3ea3f4b621bd20b18a4bd83bae8575a07e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a928369803a20c1b823a11da903ec9f6c94b8fd8687eef1119ff01c813ba441a",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2016-08-09T18:24:50Z",
    "title_canon_sha256": "c8b2370b353eff7f41f9d06cedb98bfbbbcce19c8f3c987ec31247474087cffd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.02902",
    "kind": "arxiv",
    "version": 1
  }
}