Pith Number

pith:DE23C7P5

pith:2015:DE23C7P5JAH4IRYK4UBHOIMBR6

not attested not anchored not stored refs pending

Gaussian information matrix for Wiener model identification

Johan Schoukens, Kaushik Mahata

arxiv:1510.03013 v1 · 2015-10-11 · 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{DE23C7P5JAH4IRYK4UBHOIMBR6}

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	2026-05-18T01:30:32.977743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1935b17dfd480fc4470ae5027721818f91ae254d93bc39791ecca43ee43667b9

Aliases

arxiv: 1510.03013 · arxiv_version: 1510.03013v1 · doi: 10.48550/arxiv.1510.03013 · pith_short_12: DE23C7P5JAH4 · pith_short_16: DE23C7P5JAH4IRYK · pith_short_8: DE23C7P5

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/DE23C7P5JAH4IRYK4UBHOIMBR6 \
  | 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: 1935b17dfd480fc4470ae5027721818f91ae254d93bc39791ecca43ee43667b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23fc260afed01ad669d54b2d2885c1df5ac2e884b5063496862ad4bcd3bcdaea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2015-10-11T05:49:03Z",
    "title_canon_sha256": "bfcb383ca96faae87506cecf5127254cf56eae0838fb5ec81b583e9b406f6437"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03013",
    "kind": "arxiv",
    "version": 1
  }
}