Pith Number

pith:FBD7P6ZY

pith:2019:FBD7P6ZYLR6CJSCZ5DNRFZJBVJ

not attested not anchored not stored refs pending

Low-rank tensor approximation for Chebyshev interpolation in parametric option pricing

Daniel Kressner, Francesco Statti, Kathrin Glau

arxiv:1902.04367 v1 · 2019-02-12 · q-fin.CP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FBD7P6ZYLR6CJSCZ5DNRFZJBVJ}

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	2026-05-17T23:54:12.475875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2847f7fb385c7c24c859e8db12e521aa6d34999447b25b5308d3350cd21493e8

Aliases

arxiv: 1902.04367 · arxiv_version: 1902.04367v1 · doi: 10.48550/arxiv.1902.04367 · pith_short_12: FBD7P6ZYLR6C · pith_short_16: FBD7P6ZYLR6CJSCZ · pith_short_8: FBD7P6ZY

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/FBD7P6ZYLR6CJSCZ5DNRFZJBVJ \
  | 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: 2847f7fb385c7c24c859e8db12e521aa6d34999447b25b5308d3350cd21493e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fabae480f378fb7afb053989b79b83d2d173e60a7a6699263b72504358ed55a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2019-02-12T13:01:32Z",
    "title_canon_sha256": "11484d387b2821ca71534eb5fdc1ab4da618beef36f4279bd74cc874a8e9bc30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04367",
    "kind": "arxiv",
    "version": 1
  }
}