Pith Number

pith:IKKCY2BW

pith:2012:IKKCY2BWBMYCU7T2W7XX3GTIDF

not attested not anchored not stored refs pending

Probing the Nature of Defects in Graphene by Raman Spectroscopy

Alexandre Felten, Artem Mishchenko, Axel Eckmann, Cinzia Casiraghi, Kostya S. Novoselov, Liam Britnell, Ralph Krupke

arxiv:1207.2058 v1 · 2012-07-09 · 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{IKKCY2BWBMYCU7T2W7XX3GTIDF}

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	2026-05-18T03:51:26.184855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42942c68360b302a7e7ab7ef7d9a6819586422fa708d73066340bf1ee079e171

Aliases

arxiv: 1207.2058 · arxiv_version: 1207.2058v1 · doi: 10.48550/arxiv.1207.2058 · pith_short_12: IKKCY2BWBMYC · pith_short_16: IKKCY2BWBMYCU7T2 · pith_short_8: IKKCY2BW

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/IKKCY2BWBMYCU7T2W7XX3GTIDF \
  | 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: 42942c68360b302a7e7ab7ef7d9a6819586422fa708d73066340bf1ee079e171

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e4df6e6e24482d1e7968540b39e8bba222a7a07a88c2564d094bbf128e048bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-07-09T14:24:37Z",
    "title_canon_sha256": "c19cd29f4ae6a58bd85ac31e6adac59f440a28b8e6d4f43f0233408899a958f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2058",
    "kind": "arxiv",
    "version": 1
  }
}