Pith Number

pith:RR6XMPPR

pith:2020:RR6XMPPRNTIBRMSH67BIOKEM3M

not attested not anchored not stored refs pending

Manifold Reconstruction and Denoising from Scattered Data in High Dimension via a Generalization of $L_1$-Median

David Levin, Shira Faigenbaum-Golovin

arxiv:2012.12546 v2 · 2020-12-23 · 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{RR6XMPPRNTIBRMSH67BIOKEM3M}

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

Manifold Data Imputation

Receipt and verification

First computed	2026-07-05T05:16:30.382546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c7d763df16cd018b247f7c287288cdb29e2e5f6d9b1e287c0e4ee2c94f8198e

Aliases

arxiv: 2012.12546 · arxiv_version: 2012.12546v2 · doi: 10.48550/arxiv.2012.12546 · pith_short_12: RR6XMPPRNTIB · pith_short_16: RR6XMPPRNTIBRMSH · pith_short_8: RR6XMPPR

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/RR6XMPPRNTIBRMSH67BIOKEM3M \
  | 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: 8c7d763df16cd018b247f7c287288cdb29e2e5f6d9b1e287c0e4ee2c94f8198e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1e1a86e3bc03f30639777180d531befa1cd53808bf3a0a39d868ef285ad5db8",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2020-12-23T09:03:39Z",
    "title_canon_sha256": "591b5030af5b5a55b30326f6d1c8c6326a21ba6da8516a614ddcd1c1135901ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.12546",
    "kind": "arxiv",
    "version": 2
  }
}