Pith Number

pith:BBUXSCDC

pith:2017:BBUXSCDCC3UDLRPIQRDAVQEJXS

not attested not anchored not stored refs pending

On Sinc Quadrature Approximations of Fractional Powers of Regularly Accretive Operators

Andrea Bonito, Joseph E. Pasciak, Wenyu Lei

arxiv:1709.06619 v2 · 2017-09-19 · math.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{BBUXSCDCC3UDLRPIQRDAVQEJXS}

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	2026-05-18T00:24:35.184040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

086979086216e835c5e884460ac089bcbcde475ea66ab02a9117b6ad69f815e6

Aliases

arxiv: 1709.06619 · arxiv_version: 1709.06619v2 · doi: 10.48550/arxiv.1709.06619 · pith_short_12: BBUXSCDCC3UD · pith_short_16: BBUXSCDCC3UDLRPI · pith_short_8: BBUXSCDC

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/BBUXSCDCC3UDLRPIQRDAVQEJXS \
  | 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: 086979086216e835c5e884460ac089bcbcde475ea66ab02a9117b6ad69f815e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfc582a92e888240a9ef5df8af6c3d06b0660e14e84157a171221c9995867924",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-09-19T19:25:57Z",
    "title_canon_sha256": "d91f815751d8082bd486b8ac72f2a4a4d0b4fbed7e014e84e9b1f2af9281475b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06619",
    "kind": "arxiv",
    "version": 2
  }
}