Pith Number

pith:7RZYGTYP

pith:2026:7RZYGTYPTJ7LG3H7OP5PVDEJDT

not attested not anchored not stored refs pending

In situ estimation of local acoustic pressure amplitude by force balancing with a ferrofluid droplet probe

Akira Nagakubo, Norikazu Nishiyama, Seiya Usui, Yoshiaki Uchida

arxiv:2605.23279 v1 · 2026-05-22 · 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{7RZYGTYPTJ7LG3H7OP5PVDEJDT}

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	2026-05-25T02:01:47.038581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc73834f0f9a7eb36cff73fafa8c891cef7bb1bf71134b7f463bc698a8d120e1

Aliases

arxiv: 2605.23279 · arxiv_version: 2605.23279v1 · doi: 10.48550/arxiv.2605.23279 · pith_short_12: 7RZYGTYPTJ7L · pith_short_16: 7RZYGTYPTJ7LG3H7 · pith_short_8: 7RZYGTYP

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/7RZYGTYPTJ7LG3H7OP5PVDEJDT \
  | 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: fc73834f0f9a7eb36cff73fafa8c891cef7bb1bf71134b7f463bc698a8d120e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bca9886da8590e0a3dc463fa6f4700c1b5864abe76c37fa869decbbc7858386",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2026-05-22T06:39:25Z",
    "title_canon_sha256": "070a8a4bce61db9c3283df9115230990357dacf1903f379e8b4b2754ba0e7983"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23279",
    "kind": "arxiv",
    "version": 1
  }
}