Pith Number

pith:UW6FN4XY

pith:2021:UW6FN4XYNC22OT4LSBI4JB3KXM

not attested not anchored not stored refs pending

Machine learning for materials discovery: two-dimensional topological insulators

Adalberto Fazzio, Bruno Focassio, Gabriel R. Schleder

arxiv:2107.07028 v1 · 2021-07-14 · 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{UW6FN4XYNC22OT4LSBI4JB3KXM}

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	2026-07-05T03:02:57.324411Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5bc56f2f868b5a74f8b9051c4876abb16070a066673285c2407aa1e8b3d24c3

Aliases

arxiv: 2107.07028 · arxiv_version: 2107.07028v1 · doi: 10.48550/arxiv.2107.07028 · pith_short_12: UW6FN4XYNC22 · pith_short_16: UW6FN4XYNC22OT4L · pith_short_8: UW6FN4XY

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/UW6FN4XYNC22OT4LSBI4JB3KXM \
  | 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: a5bc56f2f868b5a74f8b9051c4876abb16070a066673285c2407aa1e8b3d24c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f210e63dc2c96255b9a014200f98efa6ea853088618e63e2b1eb8f48b4daddc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-07-14T22:47:08Z",
    "title_canon_sha256": "469b48b3449c6fad449d742ec83204e2560cec5bdef07dba93730f42ebf912a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.07028",
    "kind": "arxiv",
    "version": 1
  }
}