Pith Number

pith:LUNZHV32

pith:2017:LUNZHV32FF3LNESQB74S7YKOYV

not attested not anchored not stored refs pending

Fast and Stable Pascal Matrix Algorithms

Ramani Duraiswami, Samuel F. Potter

arxiv:1711.08453 v1 · 2017-11-22 · 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{LUNZHV32FF3LNESQB74S7YKOYV}

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	2026-05-18T00:29:49.746435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d1b93d77a2976b692500ff92fe14ec57646aec0733eaadb3a1734b7683eb05f

Aliases

arxiv: 1711.08453 · arxiv_version: 1711.08453v1 · doi: 10.48550/arxiv.1711.08453 · pith_short_12: LUNZHV32FF3L · pith_short_16: LUNZHV32FF3LNESQ · pith_short_8: LUNZHV32

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/LUNZHV32FF3LNESQB74S7YKOYV \
  | 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: 5d1b93d77a2976b692500ff92fe14ec57646aec0733eaadb3a1734b7683eb05f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87b03e390226d9541207feb22612d88dc822a1f86860ff26059cbe909a905ab0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2017-11-22T18:55:48Z",
    "title_canon_sha256": "cce8c9ba2fa4068e2b600957d3d20b922ca9e33c2f5b6d3bb1adb9afd99e4207"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08453",
    "kind": "arxiv",
    "version": 1
  }
}