Pith Number

pith:RCVBVDY6

pith:2019:RCVBVDY6QWNNM2QHRW4ECWSGN2

not attested not anchored not stored refs pending

An Adaptive Pole-Matching Method for Interpolating Reduced-Order Models

Lihong Feng, Peter Benner, Yao Yue

arxiv:1908.00820 v1 · 2019-08-02 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RCVBVDY6QWNNM2QHRW4ECWSGN2}

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	2026-07-04T23:51:09.775674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88aa1a8f1e859ad66a078db8415a466eb63c8e037cdc261baa592c555444f974

Aliases

arxiv: 1908.00820 · arxiv_version: 1908.00820v1 · doi: 10.48550/arxiv.1908.00820 · pith_short_12: RCVBVDY6QWNN · pith_short_16: RCVBVDY6QWNNM2QH · pith_short_8: RCVBVDY6

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/RCVBVDY6QWNNM2QHRW4ECWSGN2 \
  | 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: 88aa1a8f1e859ad66a078db8415a466eb63c8e037cdc261baa592c555444f974

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad93a538e17f653a1a164c56c7d5bd5eca07254f5bca970176a8d854085d0ae7",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-08-02T12:12:50Z",
    "title_canon_sha256": "1b928f911394d8a5f893ca7592e05d12056f9743d1b6dad2ceaa4cb112211969"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00820",
    "kind": "arxiv",
    "version": 1
  }
}