Pith Number

pith:TDUX6KV3

pith:2011:TDUX6KV3PI73NWEJYHMG53SDXE

not attested not anchored not stored refs pending

A Generalized Least Squares Matrix Decomposition

Genevera I. Allen, Jonathan Taylor, Logan Grosenick

arxiv:1102.3074 v3 · 2011-02-15 · stat.ME · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TDUX6KV3PI73NWEJYHMG53SDXE}

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	2026-05-18T04:00:15.995369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98e97f2abb7a3fb6d889c1d86eee43b92b9164e2b41020a97c2250d487209961

Aliases

arxiv: 1102.3074 · arxiv_version: 1102.3074v3 · doi: 10.48550/arxiv.1102.3074 · pith_short_12: TDUX6KV3PI73 · pith_short_16: TDUX6KV3PI73NWEJ · pith_short_8: TDUX6KV3

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/TDUX6KV3PI73NWEJYHMG53SDXE \
  | 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: 98e97f2abb7a3fb6d889c1d86eee43b92b9164e2b41020a97c2250d487209961

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bf9eb20da04343e23ef3de62ef0b380de40d75f3e70ed348587a1394e054087",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2011-02-15T14:02:47Z",
    "title_canon_sha256": "1bb2e2d2a039a162936dfbbdaa75b46e07c2f7e99d92eb8b0eff4c8bd9912daf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.3074",
    "kind": "arxiv",
    "version": 3
  }
}