Pith Number

pith:3MEJYOTM

pith:2021:3MEJYOTMCB52ZIMXLLS64AP7MM

not attested not anchored not stored refs pending

van der Waals heterostructures based on atomically-thin superconductors

Carla Boix-Constant, Eugenio Coronado, Rosa C\'ordoba, Samuel Ma\~nas-Valero

arxiv:2103.00203 v1 · 2021-02-27 · cond-mat.str-el · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3MEJYOTMCB52ZIMXLLS64AP7MM}

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	2026-07-05T02:56:38.638613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db089c3a6c107baca1975ae5ee01ff632ec2050f16e7aef0e7020315127023d3

Aliases

arxiv: 2103.00203 · arxiv_version: 2103.00203v1 · doi: 10.48550/arxiv.2103.00203 · pith_short_12: 3MEJYOTMCB52 · pith_short_16: 3MEJYOTMCB52ZIMX · pith_short_8: 3MEJYOTM

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/3MEJYOTMCB52ZIMXLLS64AP7MM \
  | 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: db089c3a6c107baca1975ae5ee01ff632ec2050f16e7aef0e7020315127023d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9583a984b0122013391f3d434aa2f555a8f719216d929805c271803f53a3e5a1",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2021-02-27T12:51:25Z",
    "title_canon_sha256": "f2022da8e2c295eea881bbbfc3de26bbe7d0a3d25d7466d1dd519989d59c7a5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.00203",
    "kind": "arxiv",
    "version": 1
  }
}