Pith Number

pith:AUEJZWLW

pith:2025:AUEJZWLWJ57CWAOLDEZ4MVHX2F

not attested not anchored not stored refs pending

Identifiability of Nonnegative Tucker Decompositions -- Part I: Theory

Giovanni Barbarino, Nicolas Gillis, Subhayan Saha

arxiv:2505.12713 v1 · 2025-05-19 · math.NA · cs.LG · cs.NA · eess.SP · 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{AUEJZWLWJ57CWAOLDEZ4MVHX2F}

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	2026-07-05T11:05:08.635397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05089cd9764f7e2b01cb1933c654f7d15ae4bb494f49702af91cdc151c863d81

Aliases

arxiv: 2505.12713 · arxiv_version: 2505.12713v1 · doi: 10.48550/arxiv.2505.12713 · pith_short_12: AUEJZWLWJ57C · pith_short_16: AUEJZWLWJ57CWAOL · pith_short_8: AUEJZWLW

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/AUEJZWLWJ57CWAOLDEZ4MVHX2F \
  | 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: 05089cd9764f7e2b01cb1933c654f7d15ae4bb494f49702af91cdc151c863d81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9e15fb54e1d08fc0590d48336eb3d5cd519432daba11a16d8b4fa37a4a141a7",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "eess.SP",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-05-19T05:08:37Z",
    "title_canon_sha256": "596969d76c98f555a32147c96d5efe820fedbb0bc94f694f80c6b606cdcceeef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.12713",
    "kind": "arxiv",
    "version": 1
  }
}