Pith Number

pith:BDN57JOP

pith:2017:BDN57JOP7FDGPYSG3PI2PNKER2

not attested not anchored not stored refs pending

An Iterative Model Reduction Scheme for Quadratic-Bilinear Descriptor Systems with an Application to Navier-Stokes Equations

Pawan Goyal, Peter Benner

arxiv:1705.00934 v1 · 2017-05-02 · math.NA · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BDN57JOP7FDGPYSG3PI2PNKER2}

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	2026-05-18T00:45:09.338030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08dbdfa5cff94667e246dbd1a7b5448eac9893ad41011f1db1493ca4476542a3

Aliases

arxiv: 1705.00934 · arxiv_version: 1705.00934v1 · doi: 10.48550/arxiv.1705.00934 · pith_short_12: BDN57JOP7FDG · pith_short_16: BDN57JOP7FDGPYSG · pith_short_8: BDN57JOP

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/BDN57JOP7FDGPYSG3PI2PNKER2 \
  | 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: 08dbdfa5cff94667e246dbd1a7b5448eac9893ad41011f1db1493ca4476542a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c73b9a6bdd5177a495d648a82a0233a80b06b34fed0f9d6ee770d4508af5f725",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-05-02T12:13:16Z",
    "title_canon_sha256": "9cd82ceefb6ad003c33dc2d6356e476dd011d0b5075bf1c8e343660546a208eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00934",
    "kind": "arxiv",
    "version": 1
  }
}