Pith Number

pith:PS5MVNUM

pith:2016:PS5MVNUMPU2LJSGUJHRKL3V34S

not attested not anchored not stored refs pending

A New Spectral Method for Latent Variable Models

Marta Casanellas, Matteo Ruffini, Ricard Gavald\`a

arxiv:1612.03409 v2 · 2016-12-11 · 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{PS5MVNUMPU2LJSGUJHRKL3V34S}

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	2026-05-18T00:47:20.132924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cbacab68c7d34b4c8d449e2a5eebbe4baf1b872e1f94f594b8b4d162a6cdbac

Aliases

arxiv: 1612.03409 · arxiv_version: 1612.03409v2 · doi: 10.48550/arxiv.1612.03409 · pith_short_12: PS5MVNUMPU2L · pith_short_16: PS5MVNUMPU2LJSGU · pith_short_8: PS5MVNUM

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/PS5MVNUMPU2LJSGUJHRKL3V34S \
  | 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: 7cbacab68c7d34b4c8d449e2a5eebbe4baf1b872e1f94f594b8b4d162a6cdbac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4468bd1655b63eb631468e75c138ef5c1dbb2b6c98e7735ec134ddb1e9cf1eed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-12-11T13:31:58Z",
    "title_canon_sha256": "9d25c718f9fe9beb04a417622c94e6c45aaeef43ec4f0b63f187cacaad36bf73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.03409",
    "kind": "arxiv",
    "version": 2
  }
}