Pith Number

pith:KHIUXS33

pith:2013:KHIUXS33AK575TPB53ZV7U22CW

not attested not anchored not stored refs pending

Extraordinary absorption of sound in porous lamella-crystals

A. Cebrecos, F.J. Garc\'ia de Abajo, J. Christensen, M. Willatzen, N. A. Mortensen, R. Pic\'o, V. J. S\'anchez-Morcillo, V. Romero-Garc\'ia

arxiv:1311.1933 v1 · 2013-11-08 · 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{KHIUXS33AK575TPB53ZV7U22CW}

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	2026-05-18T02:54:05.025738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51d14bcb7b02bbfecde1eef35fd35a15be7774e17b9b7d9a92c6b8ae4b2590a3

Aliases

arxiv: 1311.1933 · arxiv_version: 1311.1933v1 · doi: 10.48550/arxiv.1311.1933 · pith_short_12: KHIUXS33AK57 · pith_short_16: KHIUXS33AK575TPB · pith_short_8: KHIUXS33

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/KHIUXS33AK575TPB53ZV7U22CW \
  | 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: 51d14bcb7b02bbfecde1eef35fd35a15be7774e17b9b7d9a92c6b8ae4b2590a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a0aff0c06e6b9b8e779d36693d677d414637d89673edd626d0a6b1b79e156a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2013-11-08T11:09:42Z",
    "title_canon_sha256": "4cbda5ab5353971f06000a832c2d4bb3e9b1b9d8bc808829121df7a1e61b17a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1933",
    "kind": "arxiv",
    "version": 1
  }
}