Pith Number

pith:AX6H5CLA

pith:2014:AX6H5CLASWF5WAUWYSGNHA324I

not attested not anchored not stored refs pending

Deterministic Versus Randomized Kaczmarz Iterative Projection

Ali Sekmen, Tim Wallace

arxiv:1407.5593 v1 · 2014-07-21 · cs.NA · 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{AX6H5CLASWF5WAUWYSGNHA324I}

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	2026-05-18T02:47:13.619098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05fc7e8960958bdb0296c48cd3837ae232a68db00956796a5989ff011969099a

Aliases

arxiv: 1407.5593 · arxiv_version: 1407.5593v1 · doi: 10.48550/arxiv.1407.5593 · pith_short_12: AX6H5CLASWF5 · pith_short_16: AX6H5CLASWF5WAUW · pith_short_8: AX6H5CLA

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/AX6H5CLASWF5WAUWYSGNHA324I \
  | 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: 05fc7e8960958bdb0296c48cd3837ae232a68db00956796a5989ff011969099a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eae77947ecc5335f2c2c3550f05379c174155c89b8fc46a72d8c9029b434ab0e",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2014-07-21T18:38:38Z",
    "title_canon_sha256": "b071f403bfe6a8473449b41d6b34a54033afbce1dd3d6d20d27007979ef39617"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5593",
    "kind": "arxiv",
    "version": 1
  }
}