Pith Number

pith:K6UP7ATM

pith:2014:K6UP7ATM3FX3VPEX4EG67U2P5P

not attested not anchored not stored refs pending

A nonintrusive Reduced Basis Method applied to aeroacoustic simulations

Alexandre Ern, Fabien Casenave, Tony Leli\`evre

arxiv:1401.3684 v2 · 2014-01-15 · 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{K6UP7ATM3FX3VPEX4EG67U2P5P}

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	2026-06-04T14:09:22.647888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57a8ff826cd96fbabc97e10defd34febc6ed68c74cabf0d5be85ca06cdb57af9

Aliases

arxiv: 1401.3684 · arxiv_version: 1401.3684v2 · doi: 10.48550/arxiv.1401.3684 · pith_short_12: K6UP7ATM3FX3 · pith_short_16: K6UP7ATM3FX3VPEX · pith_short_8: K6UP7ATM

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/K6UP7ATM3FX3VPEX4EG67U2P5P \
  | 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: 57a8ff826cd96fbabc97e10defd34febc6ed68c74cabf0d5be85ca06cdb57af9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dc9bed5cfe8fd6d14c949e4fe4c5d3ed3bd3262121cbc6cb07b65ca72d5893a",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-01-15T17:44:31Z",
    "title_canon_sha256": "80dc9d3132d80615ab29ecee82641bc21f6eb0d507713945222b03d27874d0c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3684",
    "kind": "arxiv",
    "version": 2
  }
}