Pith Number

pith:Q7REDPCY

pith:2018:Q7REDPCY75CJWB2KF6ZMIPZADR

not attested not anchored not stored refs pending

Learning with tree-based tensor formats

Anthony Nouy, Erwan Grelier, Mathilde Chevreuil

arxiv:1811.04455 v2 · 2018-11-11 · stat.ML · cs.LG · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q7REDPCY75CJWB2KF6ZMIPZADR}

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	2026-05-17T23:56:29.220701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87e241bc58ff449b074a2fb2c43f201c726dd0aa3ccab9591750df3deb9f7c8a

Aliases

arxiv: 1811.04455 · arxiv_version: 1811.04455v2 · doi: 10.48550/arxiv.1811.04455 · pith_short_12: Q7REDPCY75CJ · pith_short_16: Q7REDPCY75CJWB2K · pith_short_8: Q7REDPCY

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/Q7REDPCY75CJWB2KF6ZMIPZADR \
  | 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: 87e241bc58ff449b074a2fb2c43f201c726dd0aa3ccab9591750df3deb9f7c8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66108c6654ee3477766803170d607609d52f702180352236d52cda60e2d871e4",
    "cross_cats_sorted": [
      "cs.LG",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-11-11T19:03:31Z",
    "title_canon_sha256": "e6f5fe42499b4d693dc5e5a4fefa4dea467ca44f5571a718ab015b5d1a56ea3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04455",
    "kind": "arxiv",
    "version": 2
  }
}