Pith Number

pith:LGJ3WTAM

pith:2023:LGJ3WTAMPGQUSDV2ZZG3HCR5TX

not attested not anchored not stored refs pending

Proximal Galerkin: A structure-preserving finite element method for pointwise bound constraints

Brendan Keith, Thomas M. Surowiec

arxiv:2307.12444 v7 · 2023-07-23 · 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{LGJ3WTAMPGQUSDV2ZZG3HCR5TX}

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

A neural network approach to learning solutions of a class of elliptic variational inequalities

Receipt and verification

First computed	2026-07-05T09:50:29.565054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5993bb4c0c79a1490ebace4db38a3d9de45f4ea5b6c4d8005d43c1c2535cb9ca

Aliases

arxiv: 2307.12444 · arxiv_version: 2307.12444v7 · doi: 10.48550/arxiv.2307.12444 · pith_short_12: LGJ3WTAMPGQU · pith_short_16: LGJ3WTAMPGQUSDV2 · pith_short_8: LGJ3WTAM

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/LGJ3WTAMPGQUSDV2ZZG3HCR5TX \
  | 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: 5993bb4c0c79a1490ebace4db38a3d9de45f4ea5b6c4d8005d43c1c2535cb9ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b786f1b7f42710fac42e49d706c6a8fb80ce9347a0358e08dde60e6479a5d768",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-07-23T22:12:20Z",
    "title_canon_sha256": "e873df3e52a8737b201a6c04fe6ffa262530f86081054f736abd211baea61363"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.12444",
    "kind": "arxiv",
    "version": 7
  }
}