Pith Number

pith:VGZ7PK4X

pith:2011:VGZ7PK4X27QH3EPZJVSDLYNWLI

not attested not anchored not stored refs pending

Periodic ripples in suspended graphene

Michel Devel, Zhao Wang

arxiv:1104.1568 v1 · 2011-04-08 · 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{VGZ7PK4X27QH3EPZJVSDLYNWLI}

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	2026-05-18T02:02:36.311877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9b3f7ab97d7e07d91f94d6435e1b65a047ab3dc33df920ed2973df04423acf4

Aliases

arxiv: 1104.1568 · arxiv_version: 1104.1568v1 · doi: 10.48550/arxiv.1104.1568 · pith_short_12: VGZ7PK4X27QH · pith_short_16: VGZ7PK4X27QH3EPZ · pith_short_8: VGZ7PK4X

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/VGZ7PK4X27QH3EPZJVSDLYNWLI \
  | 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: a9b3f7ab97d7e07d91f94d6435e1b65a047ab3dc33df920ed2973df04423acf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21977d2bd77f147ea4087f2feff2db28744dc24972fbe14db979fb0f325eca83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2011-04-08T13:11:32Z",
    "title_canon_sha256": "629c2dcc202c4d16fc1f0369d761de194bf3dd64bb0755f6b435045d2f0c59dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1568",
    "kind": "arxiv",
    "version": 1
  }
}