Pith Number

pith:CFGQ7CZ3

pith:2018:CFGQ7CZ3MVTI5IIR3EMQ3KBZFW

not attested not anchored not stored refs pending

Accordion-like metamaterials with tunable ultra-wide low-frequency band gaps

Ada Amendola, Anastasiia O. Krushynska, Chiara Daraio, Federico Bosia, Fernando Fraternali, Nicola M. Pugno

arxiv:1804.02188 v1 · 2018-04-06 · physics.app-ph · 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{CFGQ7CZ3MVTI5IIR3EMQ3KBZFW}

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	2026-05-18T00:05:39.191572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

114d0f8b3b65668ea111d9190da8392db5e251deb16d4d3ed252eef3a4773218

Aliases

arxiv: 1804.02188 · arxiv_version: 1804.02188v1 · doi: 10.48550/arxiv.1804.02188 · pith_short_12: CFGQ7CZ3MVTI · pith_short_16: CFGQ7CZ3MVTI5IIR · pith_short_8: CFGQ7CZ3

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/CFGQ7CZ3MVTI5IIR3EMQ3KBZFW \
  | 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: 114d0f8b3b65668ea111d9190da8392db5e251deb16d4d3ed252eef3a4773218

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29ada3139bb866cb9fc10fc9d0c3223ef819a51adf5ebd2dbdfc879ccfc21a1a",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-04-06T10:26:27Z",
    "title_canon_sha256": "037ea9d5a4b67c9aa3a4381b57df62320fa7f9e8882bdf04092764282c6bdbdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02188",
    "kind": "arxiv",
    "version": 1
  }
}