Pith Number

pith:UCCJP2OJ

pith:2021:UCCJP2OJEOIMVL4JCLAPCWZ5B7

not attested not anchored not stored refs pending

Space-time reduced-order modeling for uncertainty quantification

Eric Parish, Francesco Rizzi, Ruhui Jin

arxiv:2111.06435 v1 · 2021-11-11 · 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{UCCJP2OJEOIMVL4JCLAPCWZ5B7}

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.

Cited by

2 papers in Pith

A-priori error estimation for space-time Galerkin POD for linear evolution problems

Receipt and verification

First computed	2026-07-05T03:31:04.545469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a08497e9c92390caaf8912c0f15b3d0fd99796690b5cd8dec120a8c0d2da707e

Aliases

arxiv: 2111.06435 · arxiv_version: 2111.06435v1 · doi: 10.48550/arxiv.2111.06435 · pith_short_12: UCCJP2OJEOIM · pith_short_16: UCCJP2OJEOIMVL4J · pith_short_8: UCCJP2OJ

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/UCCJP2OJEOIMVL4JCLAPCWZ5B7 \
  | 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: a08497e9c92390caaf8912c0f15b3d0fd99796690b5cd8dec120a8c0d2da707e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8c482ae9b3c79345aadcea7113e845573ba2e22fb6c329c956644fb2c2ceb6b",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-11-11T19:29:24Z",
    "title_canon_sha256": "4c8b2b938861b5037a212308446488a24322c5ca65d517e84521de884107c34c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.06435",
    "kind": "arxiv",
    "version": 1
  }
}