Pith Number

pith:UNTDIGPC

pith:2024:UNTDIGPCG4ESIWHYVGRMASHR2P

not attested not anchored not stored refs pending

Automated Data-Driven Discovery of Material Models Based on Symbolic Regression: A Case Study on Human Brain Cortex

Ellen Kuhl, Jixin Hou, Taotao Wu, Xianqiao Wang, Xianyan Chen

arxiv:2402.05238 v1 · 2024-02-07 · cs.SC · q-bio.QM · q-bio.TO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UNTDIGPCG4ESIWHYVGRMASHR2P}

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	2026-07-05T09:59:43.920090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3663419e237092458f8a9a2c048f1d3e3e0b27ec346625ff14db83275ab248d

Aliases

arxiv: 2402.05238 · arxiv_version: 2402.05238v1 · doi: 10.48550/arxiv.2402.05238 · pith_short_12: UNTDIGPCG4ES · pith_short_16: UNTDIGPCG4ESIWHY · pith_short_8: UNTDIGPC

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/UNTDIGPCG4ESIWHYVGRMASHR2P \
  | 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: a3663419e237092458f8a9a2c048f1d3e3e0b27ec346625ff14db83275ab248d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9522497185f7e8760594846e127f6387b35a0eb11fb4b3623e1e34521ba4e23c",
    "cross_cats_sorted": [
      "q-bio.QM",
      "q-bio.TO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2024-02-07T20:31:07Z",
    "title_canon_sha256": "05169b6336c48f1dd3c2bd9e89b651e536f0fac655cd74fb23dd4b5187292dc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.05238",
    "kind": "arxiv",
    "version": 1
  }
}