Pith Number

pith:WXZV75PR

pith:2018:WXZV75PRFUIK7GWYGJ2BHWOZDO

not attested not anchored not stored refs pending

Finite element model updating for structural applications

Cristina Padovani, Daniele Pellegrini, Leonardo Robol, Margherita Porcelli, Maria Girardi

arxiv:1801.09122 v3 · 2018-01-27 · 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{WXZV75PRFUIK7GWYGJ2BHWOZDO}

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	2026-05-18T00:10:38.561096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5f35ff5f12d10af9ad8327413d9d91bb07f61c78c6ef52dd97b6ee704341e92

Aliases

arxiv: 1801.09122 · arxiv_version: 1801.09122v3 · doi: 10.48550/arxiv.1801.09122 · pith_short_12: WXZV75PRFUIK · pith_short_16: WXZV75PRFUIK7GWY · pith_short_8: WXZV75PR

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/WXZV75PRFUIK7GWYGJ2BHWOZDO \
  | 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: b5f35ff5f12d10af9ad8327413d9d91bb07f61c78c6ef52dd97b6ee704341e92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66c3f86d49a18163c5714ab73ac6656e1ed9299b50d1707271bc3ca3978a8c21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-01-27T18:49:23Z",
    "title_canon_sha256": "5da18893d0025a0e92dffbf9cd2d62482f1ffcd662f72ff72bb5e55f7c326cad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09122",
    "kind": "arxiv",
    "version": 3
  }
}