Pith Number

pith:3HFPITB6

pith:2024:3HFPITB6JGNB3NX6RSS5IKR66T

not attested not anchored not stored refs pending

Neural Network Surrogate and Projected Gradient Descent for Fast and Reliable Finite Element Model Calibration: a Case Study on an Intervertebral Disc

Daniel Rueckert, Gabriel Gruber, Hendrik M\"oller, Ivan Ezhov, Jan S. Kirschke, Kati Nispel, Luis Fernando Nicolini, Marx Ribeiro, Matan Atad, Robert Graf

arxiv:2408.06067 v2 · 2024-08-12 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3HFPITB6JGNB3NX6RSS5IKR66T}

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	2026-07-05T09:58:42.198366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9caf44c3e499a1db6fe8ca5d42a3ef4e5be5e3645cede9fa6e86bf64bc2f2c9

Aliases

arxiv: 2408.06067 · arxiv_version: 2408.06067v2 · doi: 10.48550/arxiv.2408.06067 · pith_short_12: 3HFPITB6JGNB · pith_short_16: 3HFPITB6JGNB3NX6 · pith_short_8: 3HFPITB6

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/3HFPITB6JGNB3NX6RSS5IKR66T \
  | 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: d9caf44c3e499a1db6fe8ca5d42a3ef4e5be5e3645cede9fa6e86bf64bc2f2c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "517ef77a94cce5f412fc134e13c78ab81d82fce00cc6510c12f4f2dd199323f1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2024-08-12T11:39:21Z",
    "title_canon_sha256": "4f790ad1ce391c24a728155795ffea4013404ea64eedbaaaaee5b30d80496855"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.06067",
    "kind": "arxiv",
    "version": 2
  }
}