Pith Number

pith:VYVOKLL2

pith:2021:VYVOKLL2QEENRWDFIT2BGYXKOI

not attested not anchored not stored refs pending

Acoustic radiation force and radiation torque beyond particles: Effects of non-spherical shape and Willis coupling

David Powell, Sebastian Oberst, Shahrokh Sepehrirahnama, Yan Kei Chiang

arxiv:2107.01775 v1 · 2021-07-05 · physics.app-ph · physics.comp-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{VYVOKLL2QEENRWDFIT2BGYXKOI}

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	2026-07-05T03:45:35.783228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae2ae52d7a8108d8d86544f41362ea7228ec05a9136f7f22edff963eb3313d9c

Aliases

arxiv: 2107.01775 · arxiv_version: 2107.01775v1 · doi: 10.48550/arxiv.2107.01775 · pith_short_12: VYVOKLL2QEEN · pith_short_16: VYVOKLL2QEENRWDF · pith_short_8: VYVOKLL2

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/VYVOKLL2QEENRWDFIT2BGYXKOI \
  | 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: ae2ae52d7a8108d8d86544f41362ea7228ec05a9136f7f22edff963eb3313d9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d732245ff1de82d475c58901150a86908def127f29c62a54b47dbd185421be47",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2021-07-05T03:46:42Z",
    "title_canon_sha256": "927f181d7798721d7dbb52b5381c8e0d3bd5733231d3dc8d1cdaf52e64f92ef9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.01775",
    "kind": "arxiv",
    "version": 1
  }
}