Pith Number

pith:Q7TKS6S3

pith:2017:Q7TKS6S3XQ3FQUKG5HMJUM2VMV

not attested not anchored not stored refs pending

Optimal rates of linear convergence of the averaged alternating modified reflections method for two subspaces

Francisco J. Arag\'on Artacho, Rub\'en Campoy

arxiv:1711.06521 v1 · 2017-11-17 · math.OC · 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{Q7TKS6S3XQ3FQUKG5HMJUM2VMV}

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	2026-05-18T00:04:45.213652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87e6a97a5bbc36585146e9d89a3355655a97c07ce2880b2c2a8d597f9405ce2b

Aliases

arxiv: 1711.06521 · arxiv_version: 1711.06521v1 · doi: 10.48550/arxiv.1711.06521 · pith_short_12: Q7TKS6S3XQ3F · pith_short_16: Q7TKS6S3XQ3FQUKG · pith_short_8: Q7TKS6S3

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/Q7TKS6S3XQ3FQUKG5HMJUM2VMV \
  | 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: 87e6a97a5bbc36585146e9d89a3355655a97c07ce2880b2c2a8d597f9405ce2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d05b502ef6d651f8e75767c9e3ef1f72c38216fabdab4ef6baa5a11582e566f",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-11-17T13:10:11Z",
    "title_canon_sha256": "d8efece2d55a2c8b082c3b767c4f4f08f0c146757f2a02eaa54310e60b424530"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.06521",
    "kind": "arxiv",
    "version": 1
  }
}