Pith Number

pith:WGRL2H7O

pith:2011:WGRL2H7OXTUEWDKLQZ6TJLOGOS

not attested not anchored not stored refs pending

Generalized Filtering Decomposition

Fr\'ed\'eric Nataf (LJLL), Laura Grigori (INRIA Saclay - Ile de France)

arxiv:1103.3026 v1 · 2011-03-15 · 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{WGRL2H7OXTUEWDKLQZ6TJLOGOS}

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	2026-05-18T04:26:45.029046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1a2bd1feebce84b0d4b867d34adc6748976a57401b9ef6a80bc90b8223e94b0

Aliases

arxiv: 1103.3026 · arxiv_version: 1103.3026v1 · doi: 10.48550/arxiv.1103.3026 · pith_short_12: WGRL2H7OXTUE · pith_short_16: WGRL2H7OXTUEWDKL · pith_short_8: WGRL2H7O

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/WGRL2H7OXTUEWDKLQZ6TJLOGOS \
  | 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: b1a2bd1feebce84b0d4b867d34adc6748976a57401b9ef6a80bc90b8223e94b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5a2d1d73e4a78effc5a938b5ed7fd3b80347b8280823994c2719a8f1eb89a72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2011-03-15T20:35:13Z",
    "title_canon_sha256": "e9bb46599cdc3b515030ec40ef44cec518ed6a25a83a09174ad90d29ed7c27fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3026",
    "kind": "arxiv",
    "version": 1
  }
}