Pith Number

pith:MTAA5I6Y

pith:2018:MTAA5I6YCHNI5223D3QFYLSEEU

not attested not anchored not stored refs pending

Efficient Multidimensional Regularization for Volterra Series Estimation

Georgios Birpoutsoukis, Johan Schoukens, P\'eter Zolt\'an Csurcsia

arxiv:1804.10026 v1 · 2018-04-26 · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MTAA5I6YCHNI5223D3QFYLSEEU}

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	2026-05-18T00:17:25.335221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64c00ea3d811da8eeb5b1ee05c2e44250d20a37bba4421873de1d38f4c6fc3df

Aliases

arxiv: 1804.10026 · arxiv_version: 1804.10026v1 · doi: 10.48550/arxiv.1804.10026 · pith_short_12: MTAA5I6YCHNI · pith_short_16: MTAA5I6YCHNI5223 · pith_short_8: MTAA5I6Y

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/MTAA5I6YCHNI5223D3QFYLSEEU \
  | 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: 64c00ea3d811da8eeb5b1ee05c2e44250d20a37bba4421873de1d38f4c6fc3df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13189be248266b45d56bc71aca3aa5c24c629440e982c2857a4a29f602e84bed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2018-04-26T12:50:08Z",
    "title_canon_sha256": "521bddfd138b8f7a59ea25f03e4269818532c4bc02382e20e2e313b113684759"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10026",
    "kind": "arxiv",
    "version": 1
  }
}