Pith Number

pith:UW6KC2DI

pith:2021:UW6KC2DIDEOGVYBYFB3F3IBGN5

not attested not anchored not stored refs pending

Deterministic matrix sketches for low-rank compression of high-dimensional simulation data

Alec Michael Dunton, Alireza Doostan

arxiv:2105.01271 v1 · 2021-05-04 · 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{UW6KC2DIDEOGVYBYFB3F3IBGN5}

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

In Situ Training of Implicit Neural Compressors for Scientific Simulations via Sketch-Based Regularization

Receipt and verification

First computed	2026-07-05T02:37:15.349027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5bca16868191c6ae03828765da0266f4f325af99f4b052d0fa74ff563c01ebd

Aliases

arxiv: 2105.01271 · arxiv_version: 2105.01271v1 · doi: 10.48550/arxiv.2105.01271 · pith_short_12: UW6KC2DIDEOG · pith_short_16: UW6KC2DIDEOGVYBY · pith_short_8: UW6KC2DI

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/UW6KC2DIDEOGVYBYFB3F3IBGN5 \
  | 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: a5bca16868191c6ae03828765da0266f4f325af99f4b052d0fa74ff563c01ebd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e77017c9272a959d2c2aabfb1e91f8bf2611ea61fecd826c5e5ea6e265f23f1a",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-05-04T03:36:51Z",
    "title_canon_sha256": "a13ffaf70ef79527dea02520b6b6ae8dcd8352993e8b84b1c5b249756c08a9a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.01271",
    "kind": "arxiv",
    "version": 1
  }
}