Pith Number

pith:L4UOIGD4

pith:2025:L4UOIGD42PD6ZS3G2CHJBHYG46

not attested not anchored not stored refs pending

Arbitrary mechanical memory encoding via nonlinear waves in bistable metamaterials

Audrey A. Watkins, Giovanni Bordiga, Katia Bertoldi, Mingxing Mu, Vincent Tournat

arxiv:2508.20321 v1 · 2025-08-27 · 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{L4UOIGD42PD6ZS3G2CHJBHYG46}

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

Programming nanomechanical computation with light

Receipt and verification

First computed	2026-07-05T12:00:34.367934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f28e4187cd3c7eccb66d08e909f06e786ef32fd3e198a489720806c5d75932a

Aliases

arxiv: 2508.20321 · arxiv_version: 2508.20321v1 · doi: 10.48550/arxiv.2508.20321 · pith_short_12: L4UOIGD42PD6 · pith_short_16: L4UOIGD42PD6ZS3G · pith_short_8: L4UOIGD4

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/L4UOIGD42PD6ZS3G2CHJBHYG46 \
  | 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: 5f28e4187cd3c7eccb66d08e909f06e786ef32fd3e198a489720806c5d75932a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b490ff8fa336044e7448ee2df04b2fbf5a0b8637b2d70f1e9d6a133f53b6ae81",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2025-08-27T23:39:03Z",
    "title_canon_sha256": "6eaf9697cd571222f9da0616d009c99c7f9b670383474ba75edad56f9013e044"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.20321",
    "kind": "arxiv",
    "version": 1
  }
}