Pith Number

pith:PMHXASYK

pith:2021:PMHXASYKUKGF47ZI633KN4HX5B

not attested not anchored not stored refs pending

Integrating superconducting van der Waals materials on paper substrates

Andres Castellanos-Gomez, Damian Bouwmeester, Federico Mompean, Herre S. J. van der Zant, Jon Azpeitia, Mar Garc\'ia-Hern\'andez, Martin Lee, Riccardo Frisenda, Wenliang Zhang

arxiv:2105.03487 v1 · 2021-05-07 · cond-mat.supr-con · 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{PMHXASYKUKGF47ZI633KN4HX5B}

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	2026-07-05T02:38:35.541775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b0f704b0aa28c5e7f28f6f6a6f0f7e872f2d9757012a96f3fc174bb7444a001

Aliases

arxiv: 2105.03487 · arxiv_version: 2105.03487v1 · doi: 10.48550/arxiv.2105.03487 · pith_short_12: PMHXASYKUKGF · pith_short_16: PMHXASYKUKGF47ZI · pith_short_8: PMHXASYK

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/PMHXASYKUKGF47ZI633KN4HX5B \
  | 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: 7b0f704b0aa28c5e7f28f6f6a6f0f7e872f2d9757012a96f3fc174bb7444a001

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91a53bd7431d440506d824e3bd5bbc0c4e96c2cc740c2c6cfb885fbc651be93a",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2021-05-07T20:11:25Z",
    "title_canon_sha256": "ce819a139f9e771e0aaadc07bd1bf34d3a02646052a4b9ac417672c5fd7fbce0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.03487",
    "kind": "arxiv",
    "version": 1
  }
}