Pith Number

pith:SCY2NNBO

pith:2023:SCY2NNBOMV3HMCAPMUPMIHQCV3

not attested not anchored not stored refs pending

Pointwise gradient estimate of the ritz projection

Abner J. Salgado, Julian Rolfes, Lars Diening

arxiv:2305.03575 v1 · 2023-05-05 · 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{SCY2NNBOMV3HMCAPMUPMIHQCV3}

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 Penalty-Free Asymmetric Nitsche's Method for Edge Elements

Receipt and verification

First computed	2026-07-05T06:07:24.741892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90b1a6b42e657676080f651ec41e02aec1e2da0f02ddb235675ad31de4c4a219

Aliases

arxiv: 2305.03575 · arxiv_version: 2305.03575v1 · doi: 10.48550/arxiv.2305.03575 · pith_short_12: SCY2NNBOMV3H · pith_short_16: SCY2NNBOMV3HMCAP · pith_short_8: SCY2NNBO

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/SCY2NNBOMV3HMCAPMUPMIHQCV3 \
  | 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: 90b1a6b42e657676080f651ec41e02aec1e2da0f02ddb235675ad31de4c4a219

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e23159e7b8ee0887497f7a324ac58ef3b754fbada85cb5737458f4928b81aaa",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-05-05T14:30:47Z",
    "title_canon_sha256": "8290a0f9f3963e0214176f16b6258f2376e4cdd984a411a2283bb3ede539ad11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.03575",
    "kind": "arxiv",
    "version": 1
  }
}