Pith Number

pith:YF4HI4VM

pith:2018:YF4HI4VMSZHI4HTYEWPS5DMNW4

not attested not anchored not stored refs pending

Gradient-based dimension reduction of multivariate vector-valued functions

Cl\'ementine Prieur, Olivier Zahm, Paul Constantine, Youssef Marzouk

arxiv:1801.07922 v3 · 2018-01-24 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YF4HI4VMSZHI4HTYEWPS5DMNW4}

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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.

Cited by

1 paper in Pith

A distributed active subspace method for scalable surrogate modeling of function valued outputs

Receipt and verification

First computed	2026-07-05T00:17:46.450497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1787472ac964e8e1e78259f2e8d8db735a34fc8c7eb27cf8a0e6e88f37b063d

Aliases

arxiv: 1801.07922 · arxiv_version: 1801.07922v3 · doi: 10.48550/arxiv.1801.07922 · pith_short_12: YF4HI4VMSZHI · pith_short_16: YF4HI4VMSZHI4HTY · pith_short_8: YF4HI4VM

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/YF4HI4VMSZHI4HTYEWPS5DMNW4 \
  | 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: c1787472ac964e8e1e78259f2e8d8db735a34fc8c7eb27cf8a0e6e88f37b063d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae0ec0d66f345b19f7f19ea56bb3ed513d6763cfd6f3a935fc368345a560e036",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-01-24T11:06:33Z",
    "title_canon_sha256": "456801025e91902e6df6eb9a3a9e638d4a24a009ac3bf6be958ee7822e730efa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07922",
    "kind": "arxiv",
    "version": 3
  }
}