Pith Number

pith:GWRMD7KC

pith:2022:GWRMD7KCO4K2J6JCW3K26WXHTP

not attested not anchored not stored refs pending

Nonlocal effects in temporal metamaterials

C. Rizza, G. Castaldi, V. Galdi

arxiv:2202.04959 v2 · 2022-02-10 · physics.optics · 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{GWRMD7KCO4K2J6JCW3K26WXHTP}

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	2026-07-05T04:01:10.392497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35a2c1fd427715a4f922b6d5af5ae79bd7d9f5e597d292f1d8bd9a20049aaf34

Aliases

arxiv: 2202.04959 · arxiv_version: 2202.04959v2 · doi: 10.48550/arxiv.2202.04959 · pith_short_12: GWRMD7KCO4K2 · pith_short_16: GWRMD7KCO4K2J6JC · pith_short_8: GWRMD7KC

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/GWRMD7KCO4K2J6JCW3K26WXHTP \
  | 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: 35a2c1fd427715a4f922b6d5af5ae79bd7d9f5e597d292f1d8bd9a20049aaf34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4bb4a373a6ced33fe2b722cc39cddf33a8e2590c90fe2d01ec96c0aa9ac1d0c",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2022-02-10T11:30:09Z",
    "title_canon_sha256": "ed900d8c4cbe8e8e27d98a554c12c71cf23f9783b2d8fff9ae53f79026eb7b94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.04959",
    "kind": "arxiv",
    "version": 2
  }
}