Pith Number

pith:UCINR45H

pith:2010:UCINR45HW7EDXOXS2O7BTSAVVF

not attested not anchored not stored refs pending

Reduced basis techniques for stochastic problems

Anthony T. Patera, Claude Le Bris, Ngoc Cuong Nguyen, S\'ebastien Boyaval, Tony Leli\`evre, Yvon Maday

arxiv:1004.0357 v1 · 2010-04-02 · 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{UCINR45HW7EDXOXS2O7BTSAVVF}

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	2026-06-03T23:06:35.070327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a090d8f3a7b7c83bbaf2d3be19c815a95e6208c2a15997f95d00b00f3e71f941

Aliases

arxiv: 1004.0357 · arxiv_version: 1004.0357v1 · doi: 10.48550/arxiv.1004.0357 · pith_short_12: UCINR45HW7ED · pith_short_16: UCINR45HW7EDXOXS · pith_short_8: UCINR45H

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/UCINR45HW7EDXOXS2O7BTSAVVF \
  | 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: a090d8f3a7b7c83bbaf2d3be19c815a95e6208c2a15997f95d00b00f3e71f941

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "829d2c674afdb4cdd763554db68aa3fd60a8cc85491ff49131668c10b0c16d02",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-04-02T16:26:24Z",
    "title_canon_sha256": "6870b442e027bc0f533be51f96dfe90dde357b253c9150259220bed6fffaf626"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0357",
    "kind": "arxiv",
    "version": 1
  }
}