Pith Number

pith:S4X27ZPF

pith:2012:S4X27ZPFQH5YOV7YTY4DLNLRUS

not attested not anchored not stored refs pending

Lifetimes of Confined Acoustic Phonons in Ultra-Thin Silicon Membranes

A. Shchepetov, C. M. Sotomayor Torres, E. Ch\'avez, F. Alzina, J. Ahopelto, J. Cuffe, M. Hettich, M. Prunnila, O. Ristow, P-O. Chapuis, T. Dekorsy

arxiv:1209.2174 v1 · 2012-09-10 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S4X27ZPFQH5YOV7YTY4DLNLRUS}

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	2026-05-18T01:54:37.262815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

972fafe5e581fb8757f89e3835b571a4bb3d3c395780a69ed485d600b7f40b16

Aliases

arxiv: 1209.2174 · arxiv_version: 1209.2174v1 · doi: 10.48550/arxiv.1209.2174 · pith_short_12: S4X27ZPFQH5Y · pith_short_16: S4X27ZPFQH5YOV7Y · pith_short_8: S4X27ZPF

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/S4X27ZPFQH5YOV7YTY4DLNLRUS \
  | 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: 972fafe5e581fb8757f89e3835b571a4bb3d3c395780a69ed485d600b7f40b16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13e772989216c37ca3cf5991c7a83fdacd2164c317e22498228da9d44e045931",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-09-10T22:58:28Z",
    "title_canon_sha256": "e6f3b50520b6eae99148964c4b7c81f0818289fb36dc2add4abf95366bb31b21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2174",
    "kind": "arxiv",
    "version": 1
  }
}