Pith Number

pith:N6WRWIFU

pith:2018:N6WRWIFUSTQJZ4X3ORTYDB27EX

not attested not anchored not stored refs pending

Optically Forged Diffraction-Unlimited Ripples in Graphene

Andreas Johansson, Karoliina Karppinen, Mika Pettersson, Pasi Myllyperki\"o, Pekka Koskinen, Vesa-Matti Hiltunen

arxiv:1810.06861 v1 · 2018-10-16 · 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{N6WRWIFUSTQJZ4X3ORTYDB27EX}

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	2026-05-18T00:03:11.299723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fad1b20b494e09cf2fb746781875f25d8b84c3545043c99a920adb3127d38d9

Aliases

arxiv: 1810.06861 · arxiv_version: 1810.06861v1 · doi: 10.48550/arxiv.1810.06861 · pith_short_12: N6WRWIFUSTQJ · pith_short_16: N6WRWIFUSTQJZ4X3 · pith_short_8: N6WRWIFU

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/N6WRWIFUSTQJZ4X3ORTYDB27EX \
  | 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: 6fad1b20b494e09cf2fb746781875f25d8b84c3545043c99a920adb3127d38d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6896eca6b1a6db50988abb62774a1386925595d90911178c483dce249383777",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2018-10-16T07:58:41Z",
    "title_canon_sha256": "7f5c142285e74c0eaecf06dfa7a2fd402c72135ba3a018a39a76b317d0e4fcc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06861",
    "kind": "arxiv",
    "version": 1
  }
}