Pith Number

pith:NLUN3RMJ

pith:2018:NLUN3RMJWJHTLU2KZENOSNA5PK

not attested not anchored not stored refs pending

Static condensation optimal port/interface reduction and error estimation for structural health monitoring

Kathrin Smetana

arxiv:1808.02946 v1 · 2018-08-08 · 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{NLUN3RMJWJHTLU2KZENOSNA5PK}

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	2026-05-18T00:08:30.594440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ae8ddc589b24f35d34ac91ae9341d7aabbfad7074b21ace2e347f49716fb00e

Aliases

arxiv: 1808.02946 · arxiv_version: 1808.02946v1 · doi: 10.48550/arxiv.1808.02946 · pith_short_12: NLUN3RMJWJHT · pith_short_16: NLUN3RMJWJHTLU2K · pith_short_8: NLUN3RMJ

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/NLUN3RMJWJHTLU2KZENOSNA5PK \
  | 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: 6ae8ddc589b24f35d34ac91ae9341d7aabbfad7074b21ace2e347f49716fb00e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e472f864bbd2ed8454a51a9f1b56182efa196430b92723befcb8a90b937ea41c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-08-08T21:38:42Z",
    "title_canon_sha256": "38ffd9c1e90e3469b4793fd79f7622f245af48ef09ea2a25e7574fa509699df8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02946",
    "kind": "arxiv",
    "version": 1
  }
}