Pith Number

pith:UIF7ZKRT

pith:2020:UIF7ZKRTXG7YGYHI7RIXU32JXY

not attested not anchored not stored refs pending

Evidence of tunable magnetic coupling in hydrogenated graphene

Chuanwu Cao, Jian-Hao Chen, Shibing Tian, Shimin Cao

arxiv:2003.09612 v1 · 2020-03-21 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UIF7ZKRTXG7YGYHI7RIXU32JXY}

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	2026-07-05T01:16:46.514114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a20bfcaa33b9bf8360e8fc517a6f49be1b4ffa6c7a2b357a0a363b3988c9482f

Aliases

arxiv: 2003.09612 · arxiv_version: 2003.09612v1 · doi: 10.48550/arxiv.2003.09612 · pith_short_12: UIF7ZKRTXG7Y · pith_short_16: UIF7ZKRTXG7YGYHI · pith_short_8: UIF7ZKRT

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/UIF7ZKRTXG7YGYHI7RIXU32JXY \
  | 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: a20bfcaa33b9bf8360e8fc517a6f49be1b4ffa6c7a2b357a0a363b3988c9482f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71b8567863dcb23c77ed2ddcb503b8e0429c7ddc86324c75a687c8452e294212",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2020-03-21T09:38:25Z",
    "title_canon_sha256": "2dd2942035db2a4d17c53cd1a0cb550fac38ce428fe70c102893d4ca0856a333"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.09612",
    "kind": "arxiv",
    "version": 1
  }
}