Pith Number

pith:4OMKWFYL

pith:2025:4OMKWFYL3HRSJN6OMCJRN2FNLA

not attested not anchored not stored refs pending

Graded phononic metamaterials: Scalable design meets scalable microfabrication

Charles Dorn, Dennis M. Kochmann, Ute Drechsler, Vignesh Kannan

arxiv:2507.01874 v1 · 2025-07-02 · physics.app-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4OMKWFYL3HRSJN6OMCJRN2FNLA}

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.

Cited by

1 paper in Pith

Embodying computation in nonlinear perturbative metamaterials

Receipt and verification

First computed	2026-07-05T11:30:57.316676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e398ab170bd9e324b7ce609316e8ad581fe56af0a92fc70ac2968fb2c6894713

Aliases

arxiv: 2507.01874 · arxiv_version: 2507.01874v1 · doi: 10.48550/arxiv.2507.01874 · pith_short_12: 4OMKWFYL3HRS · pith_short_16: 4OMKWFYL3HRSJN6O · pith_short_8: 4OMKWFYL

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/4OMKWFYL3HRSJN6OMCJRN2FNLA \
  | 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: e398ab170bd9e324b7ce609316e8ad581fe56af0a92fc70ac2968fb2c6894713

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e10d119201a7122c77c05f1d424463f27e3fd96a1317f8140121046b571fcba",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2025-07-02T16:39:16Z",
    "title_canon_sha256": "3cd7d4cecbe115a5f45593653d8a9c4d18c5bc0369f65d70c772ca0ea9b1f093"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.01874",
    "kind": "arxiv",
    "version": 1
  }
}