Pith Number

pith:GL275VSC

pith:2010:GL275VSCRB7VKK7GRDWSIBHKMR

not attested not anchored not stored refs pending

Using the Sherman-Morrison-Woodbury Formula to Solve the System of Linear Equations from the Standard Multiple Shooting Method for a Linear Two Point Boundary-Value Problem is a Bad Idea

Ivo Hedtke

arxiv:1008.1193 v3 · 2010-08-06 · 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{GL275VSCRB7VKK7GRDWSIBHKMR}

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	2026-05-18T04:22:29.682187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32f5fed642887f552be688ed2404ea6455d1b02daa167f858efa876e5afb882c

Aliases

arxiv: 1008.1193 · arxiv_version: 1008.1193v3 · doi: 10.48550/arxiv.1008.1193 · pith_short_12: GL275VSCRB7V · pith_short_16: GL275VSCRB7VKK7G · pith_short_8: GL275VSC

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/GL275VSCRB7VKK7GRDWSIBHKMR \
  | 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: 32f5fed642887f552be688ed2404ea6455d1b02daa167f858efa876e5afb882c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca6eae27825f555d3c516fe61a64bded594134c758287ae05fbaae1849e8eb07",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-08-06T13:33:30Z",
    "title_canon_sha256": "f31b9401f55587072c26f56d44243bead0b7401bd4c8cb40e6408dc310abe02f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.1193",
    "kind": "arxiv",
    "version": 3
  }
}