Pith Number

pith:Y45PEZZR

pith:2009:Y45PEZZRYMIAQOJ2YAOMR7SGZ7

not attested not anchored not stored refs pending

Hierarchy of Electronic Properties of Chemically Derived and Pristine Graphene Probed by Microwave Imaging

Hailiang Wang, Hongjie Dai, Keji Lai, Michael A. Kelly, Worasom Kundhikanjana, Zhi-Xun Shen

arxiv:0908.1778 v1 · 2009-08-12 · cond-mat.mes-hall · 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{Y45PEZZRYMIAQOJ2YAOMR7SGZ7}

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	2026-05-18T01:04:24.983378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c73af26731c31008393ac01cc8fe46cfdefadb3a79fa603a469aa31060ab27ad

Aliases

arxiv: 0908.1778 · arxiv_version: 0908.1778v1 · doi: 10.48550/arxiv.0908.1778 · pith_short_12: Y45PEZZRYMIA · pith_short_16: Y45PEZZRYMIAQOJ2 · pith_short_8: Y45PEZZR

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/Y45PEZZRYMIAQOJ2YAOMR7SGZ7 \
  | 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: c73af26731c31008393ac01cc8fe46cfdefadb3a79fa603a469aa31060ab27ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09772c4ae60a52dbfa20f4e64da34adabd3519adaf7a2fcc2959cce293642c48",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2009-08-12T19:29:17Z",
    "title_canon_sha256": "d592112df8dc87a22e66f83587683af7fd0ca8936a7d8bffc6cfa8e5c856af82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1778",
    "kind": "arxiv",
    "version": 1
  }
}