Pith Number

pith:5C6CH4LS

pith:2019:5C6CH4LS34DAITGGFEZR74U7U2

not attested not anchored not stored refs pending

Assessing and Improving Machine Learning Model Predictions of Polymer Glass Transition Temperatures

Chiho Kim, Manav Ramprasad

arxiv:1908.02398 v1 · 2019-08-06 · physics.comp-ph · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5C6CH4LS34DAITGGFEZR74U7U2}

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	2026-07-04T23:52:08.417964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8bc23f172df06044cc629331ff29fa69116d6b21e9930687b9517440e9fa9a3

Aliases

arxiv: 1908.02398 · arxiv_version: 1908.02398v1 · doi: 10.48550/arxiv.1908.02398 · pith_short_12: 5C6CH4LS34DA · pith_short_16: 5C6CH4LS34DAITGG · pith_short_8: 5C6CH4LS

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/5C6CH4LS34DAITGGFEZR74U7U2 \
  | 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: e8bc23f172df06044cc629331ff29fa69116d6b21e9930687b9517440e9fa9a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdbcc956431a0dc0c7ecb3b8c11d71be769c3c12732be244483c7d582726c4ad",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2019-08-06T23:34:14Z",
    "title_canon_sha256": "e51a8d5803dd4f903cef35cb05e63eb140b7108c89b57794c178dabd246d86a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02398",
    "kind": "arxiv",
    "version": 1
  }
}