Pith Number

pith:NJLRMSZJ

pith:2016:NJLRMSZJXMSUQ5OOD6BZ6Y3PR5

not attested not anchored not stored refs pending

Sparse polynomial chaos expansions of frequency response functions using stochastic frequency transformation

B. Sudret, S. Marelli, T. Abrahamsson, V. Yaghoubi

arxiv:1606.01662 v2 · 2016-06-06 · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NJLRMSZJXMSUQ5OOD6BZ6Y3PR5}

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	2026-05-18T00:48:09.823477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a57164b29bb254875ce1f839f636f8f40a970fccba1fa9f987daf78d746259d

Aliases

arxiv: 1606.01662 · arxiv_version: 1606.01662v2 · doi: 10.48550/arxiv.1606.01662 · pith_short_12: NJLRMSZJXMSU · pith_short_16: NJLRMSZJXMSUQ5OO · pith_short_8: NJLRMSZJ

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/NJLRMSZJXMSUQ5OOD6BZ6Y3PR5 \
  | 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: 6a57164b29bb254875ce1f839f636f8f40a970fccba1fa9f987daf78d746259d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0fdf91c33a6a65c5975b305e06d23a786f2795c206e333ba3d33107f71e2df9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2016-06-06T09:08:02Z",
    "title_canon_sha256": "b2cd4cbd275ed27bb1bc6a2602f075083f1ef3335874cdce867dcf2a8caa42a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.01662",
    "kind": "arxiv",
    "version": 2
  }
}