Pith Number

pith:FKF4YFMG

pith:2013:FKF4YFMGCTBNLNOCLISQPGX5NQ

not attested not anchored not stored refs pending

Optimal Polynomial Admissible Meshes on Some Classes of Compact Subsets of $\R^d$

Federico Piazzon

arxiv:1302.4718 v6 · 2013-02-19 · math.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{FKF4YFMGCTBNLNOCLISQPGX5NQ}

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	2026-05-18T00:46:32.361866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a8bcc158614c2d5b5c25a25079afd6c2562985f3b2498cafc4cedcc890b3006

Aliases

arxiv: 1302.4718 · arxiv_version: 1302.4718v6 · doi: 10.48550/arxiv.1302.4718 · pith_short_12: FKF4YFMGCTBN · pith_short_16: FKF4YFMGCTBNLNOC · pith_short_8: FKF4YFMG

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/FKF4YFMGCTBNLNOCLISQPGX5NQ \
  | 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: 2a8bcc158614c2d5b5c25a25079afd6c2562985f3b2498cafc4cedcc890b3006

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac71fc48b6a68e1e1f3d68f631f7fd284cdc28314cb5c21ce047183010adbfe4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-02-19T19:43:33Z",
    "title_canon_sha256": "4d1c4285cd31c6ddbfccfe4510406a5d630d078a2e41316d7f3944ac6b672f6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4718",
    "kind": "arxiv",
    "version": 6
  }
}