Pith Number

pith:BBFCTSPQ

pith:2017:BBFCTSPQHAZOIEMZKYAPGW3WTZ

not attested not anchored not stored refs pending

Gaussian Process Regression for Generalized Frequency Response Function Estimation

Georgios Birpoutsoukis, Jeremy Stoddard

arxiv:1710.09828 v1 · 2017-10-26 · 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{BBFCTSPQHAZOIEMZKYAPGW3WTZ}

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	2026-05-18T00:31:56.407594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

084a29c9f03832e411995600f35b769e4971b3c08e6fec458a4257d8eadc9764

Aliases

arxiv: 1710.09828 · arxiv_version: 1710.09828v1 · doi: 10.48550/arxiv.1710.09828 · pith_short_12: BBFCTSPQHAZO · pith_short_16: BBFCTSPQHAZOIEMZ · pith_short_8: BBFCTSPQ

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/BBFCTSPQHAZOIEMZKYAPGW3WTZ \
  | 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: 084a29c9f03832e411995600f35b769e4971b3c08e6fec458a4257d8eadc9764

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "088ddab920764659dd9e642b6690688d58833ea188a28e4de046c6c25f591e57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-10-26T17:48:57Z",
    "title_canon_sha256": "adeaed8014fe7080f66ba2b90d5b1c350d1be4898f7803fbb9dc96c58027d48b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.09828",
    "kind": "arxiv",
    "version": 1
  }
}