Pith Number

pith:BJTLLQJP

pith:2013:BJTLLQJPH7XUL65WFAK42GB4HF

not attested not anchored not stored refs pending

Total and selective reuse of Krylov subspaces for the resolution of sequences of nonlinear structural problems

Christian Rey (LMT), Julien Pebrel (LMT), Pierre Gosselet (LMT)

arxiv:1301.7530 v1 · 2013-01-31 · math.NA · 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{BJTLLQJPH7XUL65WFAK42GB4HF}

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	2026-05-18T03:34:49.340981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a66b5c12f3fef45fbb62815cd183c3954d418d7d5530a5bc842c9bf13910313

Aliases

arxiv: 1301.7530 · arxiv_version: 1301.7530v1 · doi: 10.48550/arxiv.1301.7530 · pith_short_12: BJTLLQJPH7XU · pith_short_16: BJTLLQJPH7XUL65W · pith_short_8: BJTLLQJP

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/BJTLLQJPH7XUL65WFAK42GB4HF \
  | 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: 0a66b5c12f3fef45fbb62815cd183c3954d418d7d5530a5bc842c9bf13910313

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15196978aa183146ef2f954343eb7590194073d14015fa4ca577f3d4817a7b04",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-01-31T07:50:11Z",
    "title_canon_sha256": "1c9a6d4cb60459f7e27b2cf083e928ef265b1b794ba68effe0c2591a2b504503"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7530",
    "kind": "arxiv",
    "version": 1
  }
}