Pith Number

pith:K6RPO6WV

pith:2011:K6RPO6WVHBOHLUSIH5GURW6EPT

not attested not anchored not stored refs pending

A metamaterial having a frequency dependent elasticity tensor and a zero effective mass density

Graeme Milton, Pierre Seppecher

arxiv:1105.0941 v1 · 2011-05-04 · physics.class-ph · cond-mat.mtrl-sci · math-ph · math.AP · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K6RPO6WVHBOHLUSIH5GURW6EPT}

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	2026-05-18T01:29:12.052010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57a2f77ad5385c75d2483f4d48dbc47cf59c589d581bad7eeb1019184c88a58e

Aliases

arxiv: 1105.0941 · arxiv_version: 1105.0941v1 · doi: 10.48550/arxiv.1105.0941 · pith_short_12: K6RPO6WVHBOH · pith_short_16: K6RPO6WVHBOHLUSI · pith_short_8: K6RPO6WV

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/K6RPO6WVHBOHLUSIH5GURW6EPT \
  | 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: 57a2f77ad5385c75d2483f4d48dbc47cf59c589d581bad7eeb1019184c88a58e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bae1d8cf15c5f0a8f83c1f5bbe4dced987bec07056027e4a2badba5d5c82c832",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "math-ph",
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2011-05-04T20:56:09Z",
    "title_canon_sha256": "ecf5fd80aa7d054a44f5b25e37ebf798d9eb50e80ce67d313489562dd5e59b42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0941",
    "kind": "arxiv",
    "version": 1
  }
}