Pith Number

pith:P4DQ64JV

pith:2025:P4DQ64JVWFYUW2JFSMX5GBOWH5

not attested not anchored not stored refs pending

The preparation and properties of polycrystalline Bi$_2$O$_2$Se -- pitfalls and difficulties with reproducibility and charge transport limiting parameters

Anton\'in Sojka, Jan Zich, Ji\v{r}\'i Hejtm\'anek, Ji\v{r}\'i Navr\'atil, Karel Kn\'i\v{z}ek, Pavl\'ina Ruleov\'a, Petr Levinsk\'y, Stanislav \v{S}lang, Tom\'a\v{s} Plech\'a\v{c}ek, \v{C}estm\'ir Dra\v{s}ar, Vojt\v{e}ch Ne\v{c}ina

arxiv:2504.15227 v1 · 2025-04-21 · 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{P4DQ64JVWFYUW2JFSMX5GBOWH5}

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	2026-07-05T10:51:58.305859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f070f7135b1714b6925932fd305d63f6221f6f5127b89868dfa0a4adcca369a

Aliases

arxiv: 2504.15227 · arxiv_version: 2504.15227v1 · doi: 10.48550/arxiv.2504.15227 · pith_short_12: P4DQ64JVWFYU · pith_short_16: P4DQ64JVWFYUW2JF · pith_short_8: P4DQ64JV

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/P4DQ64JVWFYUW2JFSMX5GBOWH5 \
  | 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: 7f070f7135b1714b6925932fd305d63f6221f6f5127b89868dfa0a4adcca369a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8761ef505d51692ada25aa5010f758d45d0f9f942b29fdd0b4eda9afab9a80b8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2025-04-21T16:58:05Z",
    "title_canon_sha256": "48ece275600492d4ebc0ee1219cf07e6d4eb40fd16f846599db60782b0161302"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.15227",
    "kind": "arxiv",
    "version": 1
  }
}