Pith Number

pith:AY4UEC7Q

pith:2009:AY4UEC7QEOAA2S4URZECJB5I34

not attested not anchored not stored refs pending

Graphene on Ru(0001): A corrugated and chiral structure

B.D. Patterson, C.M. Schlepuetz, D. Martoccia, M. Bjoerck, P.R. Willmott, S.A. Pauli, T. Brugger, T. Greber

arxiv:0908.4517 v2 · 2009-08-31 · 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{AY4UEC7QEOAA2S4URZECJB5I34}

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	2026-05-18T02:12:12.709891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0639420bf023800d4b948e482487a8df3ff9796658ea3cf2e32e092aad71b4d6

Aliases

arxiv: 0908.4517 · arxiv_version: 0908.4517v2 · doi: 10.48550/arxiv.0908.4517 · pith_short_12: AY4UEC7QEOAA · pith_short_16: AY4UEC7QEOAA2S4U · pith_short_8: AY4UEC7Q

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/AY4UEC7QEOAA2S4URZECJB5I34 \
  | 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: 0639420bf023800d4b948e482487a8df3ff9796658ea3cf2e32e092aad71b4d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "859f0a4048b0beab57741bd7301f39c900370ff09083581a1e84e929c2a3d2ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-08-31T12:23:28Z",
    "title_canon_sha256": "dac4ac82acde5d30aae43647736ea0ce53d4c57c02184b2b15619eb116d8e4f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4517",
    "kind": "arxiv",
    "version": 2
  }
}