Pith Number

pith:KH4GPTMC

pith:2020:KH4GPTMC7NRT4QAKZCWFAWKO7C

not attested not anchored not stored refs pending

Slow propagation of 2 GHz acoustical waves in a suspended GaAs on insulator phononic waveguide

2) ((1) Centre de Nanosciences et de Nanotechnologies, (2) Universit\'e de Paris, CNRS, France, France), Giuseppe Modica (1), Gregoire Beaudoin (1), Isabelle Sagnes (1), Palaiseau, Paris, R\'emy Braive (1, Robert Horvath (1), Rui Zhu (1), Universit\'e Paris-Saclay

arxiv:2007.05244 v1 · 2020-07-10 · 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{KH4GPTMC7NRT4QAKZCWFAWKO7C}

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	2026-07-05T01:55:58.999422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51f867cd82fb633e400ac8ac50594ef893c9036389ec05d1082ccdc67933dec7

Aliases

arxiv: 2007.05244 · arxiv_version: 2007.05244v1 · doi: 10.48550/arxiv.2007.05244 · pith_short_12: KH4GPTMC7NRT · pith_short_16: KH4GPTMC7NRT4QAK · pith_short_8: KH4GPTMC

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/KH4GPTMC7NRT4QAKZCWFAWKO7C \
  | 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: 51f867cd82fb633e400ac8ac50594ef893c9036389ec05d1082ccdc67933dec7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e8dd1e4dc13207c9858fd05215062cb6e86073cc01417052d68ebbe78670f3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-07-10T08:41:35Z",
    "title_canon_sha256": "2fdab010622ab8a0f9551f9381c97d1cbe8ae52bf8b5e0b9eeceea782a46a944"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.05244",
    "kind": "arxiv",
    "version": 1
  }
}