Pith Number

pith:AWGFQXCN

pith:2025:AWGFQXCNG2E4E7IQVHEU3J2C5U

not attested not anchored not stored refs pending

Adaptive Reduced Basis Trust Region Methods for Parabolic Inverse Problems

Benedikt Klein, Mario Ohlberger, Michael Kartmann, Stefan Volkwein, Thomas Schuster

arxiv:2507.11130 v1 · 2025-07-15 · math.NA · cs.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AWGFQXCNG2E4E7IQVHEU3J2C5U}

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

1 paper in Pith

Optimality-Based Control Space Reduction for Infinite-Dimensional Control Spaces

Receipt and verification

First computed	2026-07-05T11:37:32.956414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

058c585c4d3689c27d10a9c94da742ed0bee7b14d3e04b17a515e8c79805fb65

Aliases

arxiv: 2507.11130 · arxiv_version: 2507.11130v1 · doi: 10.48550/arxiv.2507.11130 · pith_short_12: AWGFQXCNG2E4 · pith_short_16: AWGFQXCNG2E4E7IQ · pith_short_8: AWGFQXCN

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/AWGFQXCNG2E4E7IQVHEU3J2C5U \
  | 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: 058c585c4d3689c27d10a9c94da742ed0bee7b14d3e04b17a515e8c79805fb65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbfb0dbcba04291febcc2ecf60bb08a003c9e495e0fa6465c236d612a7d3c5d5",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-07-15T09:30:37Z",
    "title_canon_sha256": "f98b1b41c5a6d578d7520ed544ef0f87ad793e64d038565fc6cc369b2ad2c43f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.11130",
    "kind": "arxiv",
    "version": 1
  }
}