Pith Number

pith:YM4ZMQS2

pith:2020:YM4ZMQS2NDY7XOYYPU25ALCEXT

not attested not anchored not stored refs pending

U-carbon: metallic and magnetic

Anand B. Puthirath, Emilia Morosan, Guanhui Gao, Hong Fang, Jaime M. Moya, Joel Therrien, Michael Masaki, Pulickel M. Ajayan, Puru Jena

arxiv:2008.01137 v1 · 2020-08-03 · 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{YM4ZMQS2NDY7XOYYPU25ALCEXT}

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	2026-07-05T01:24:17.618177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c33996425a68f1fbbb187d35d02c44bcfc3b798051c5aab7543be83a29d6a194

Aliases

arxiv: 2008.01137 · arxiv_version: 2008.01137v1 · doi: 10.48550/arxiv.2008.01137 · pith_short_12: YM4ZMQS2NDY7 · pith_short_16: YM4ZMQS2NDY7XOYY · pith_short_8: YM4ZMQS2

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/YM4ZMQS2NDY7XOYYPU25ALCEXT \
  | 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: c33996425a68f1fbbb187d35d02c44bcfc3b798051c5aab7543be83a29d6a194

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a2b8e2ada5523b685579ca7b557f87d33a8d2a398244d2db001e893eb7eff1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2020-08-03T19:10:22Z",
    "title_canon_sha256": "3d19a9d9988bb3b64f9798fcb3db8f7bd6b2fc8d64eb10587d8c57f759b8db04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.01137",
    "kind": "arxiv",
    "version": 1
  }
}