Pith Number

pith:K4KMH7UD

pith:2019:K4KMH7UDOOVTEST6XTMVQKRRQ2

not attested not anchored not stored refs pending

A model updating procedure to enhance structural analysis in the FE code NOSA-ITACA

C. Padovani, D. Pellegrini, L. Robol, M. Girardi

arxiv:1902.03949 v1 · 2019-02-11 · cs.CE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K4KMH7UDOOVTEST6XTMVQKRRQ2}

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	2026-05-17T23:54:17.503040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5714c3fe8373ab324a7ebcd9582a3186a05d10ef1b8edc7e6dc168dad0aecc60

Aliases

arxiv: 1902.03949 · arxiv_version: 1902.03949v1 · doi: 10.48550/arxiv.1902.03949 · pith_short_12: K4KMH7UDOOVT · pith_short_16: K4KMH7UDOOVTEST6 · pith_short_8: K4KMH7UD

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/K4KMH7UDOOVTEST6XTMVQKRRQ2 \
  | 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: 5714c3fe8373ab324a7ebcd9582a3186a05d10ef1b8edc7e6dc168dad0aecc60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84bda5a32210cd4a2c9c9068e2cb44795ccc87e2d99c1bb668a14d96ad14511b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2019-02-11T15:47:22Z",
    "title_canon_sha256": "d76ed675a2bb499075d39daf75b3125d9f8d2cf59843e1a762dd66dc197ac68c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03949",
    "kind": "arxiv",
    "version": 1
  }
}