Pith Number

pith:2RYDRCVJ

pith:2020:2RYDRCVJODMSTUMIUGCIHCJINI

not attested not anchored not stored refs pending

Faster Dynamic Matrix Inverse for Faster LPs

Hengjie Zhang, Omri Weinstein, Shunhua Jiang, Zhao Song

arxiv:2004.07470 v1 · 2020-04-16 · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2RYDRCVJODMSTUMIUGCIHCJINI}

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

2 papers in Pith

Feasibilism, Explication, and the Cobham-Edmonds Thesis

Scalable First-Order Interior Point Trust Region Algorithms for Linearly Constrained Optimization

Receipt and verification

First computed	2026-07-05T00:55:33.480419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d470388aa970d929d188a1848389286a2b9a2ec1f7a4f3f0ea1a6be5a53d4762

Aliases

arxiv: 2004.07470 · arxiv_version: 2004.07470v1 · doi: 10.48550/arxiv.2004.07470 · pith_short_12: 2RYDRCVJODMS · pith_short_16: 2RYDRCVJODMSTUMI · pith_short_8: 2RYDRCVJ

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/2RYDRCVJODMSTUMIUGCIHCJINI \
  | 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: d470388aa970d929d188a1848389286a2b9a2ec1f7a4f3f0ea1a6be5a53d4762

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "194a6ee7f8ab47c8e909a4c45fc3cc684cb38bccc465f499fb2e9ae80455c826",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2020-04-16T06:02:37Z",
    "title_canon_sha256": "9d031b069ed7542a2bb2b445df85401ccc740886d7c377e34db801ccd07f3f2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.07470",
    "kind": "arxiv",
    "version": 1
  }
}