Pith Number

pith:RLJZJXKL

pith:2025:RLJZJXKLS6R5IRHPWSYS2WJOAS

not attested not anchored not stored refs pending

Adaptive Regularisation for PDE-Constrained Optimal Control

Jenny Power, Tristan Pryer

arxiv:2503.11386 v1 · 2025-03-14 · 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{RLJZJXKLS6R5IRHPWSYS2WJOAS}

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	2026-07-05T10:31:30.191670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ad394dd4b97a3d444efb4b12d592e049a84cf2d0c0e7bd1be6b154fca19697f

Aliases

arxiv: 2503.11386 · arxiv_version: 2503.11386v1 · doi: 10.48550/arxiv.2503.11386 · pith_short_12: RLJZJXKLS6R5 · pith_short_16: RLJZJXKLS6R5IRHP · pith_short_8: RLJZJXKL

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/RLJZJXKLS6R5IRHPWSYS2WJOAS \
  | 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: 8ad394dd4b97a3d444efb4b12d592e049a84cf2d0c0e7bd1be6b154fca19697f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "644a770669d9c9f55a6879f1d28bde10390db8779eaf4e3910d9fe7261182419",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-03-14T13:29:48Z",
    "title_canon_sha256": "9c76550ea1a7c9efb2ff2b4fd69c674e77da4027a4fff6052f74b18c93fc7f6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.11386",
    "kind": "arxiv",
    "version": 1
  }
}