Pith Number

pith:NSD2NBDK

pith:2024:NSD2NBDKX4ZTSWDFYRZCO2FXVQ

not attested not anchored not stored refs pending

Experimental demonstration of a space-time modulated airborne acoustic circulator

Baizhan Xia, Chuanxing Bi, Matthieu Mallejac, Romain Fleury, Tinggui Chen

arxiv:2411.16057 v1 · 2024-11-25 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NSD2NBDKX4ZTSWDFYRZCO2FXVQ}

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	2026-07-05T09:40:03.245991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c87a6846abf33395865c4722768b7ac3d34438512162b29aa1b03aaaabe3474

Aliases

arxiv: 2411.16057 · arxiv_version: 2411.16057v1 · doi: 10.48550/arxiv.2411.16057 · pith_short_12: NSD2NBDKX4ZT · pith_short_16: NSD2NBDKX4ZTSWDF · pith_short_8: NSD2NBDK

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/NSD2NBDKX4ZTSWDFYRZCO2FXVQ \
  | 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: 6c87a6846abf33395865c4722768b7ac3d34438512162b29aa1b03aaaabe3474

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adeabdd891a44933d28b05067c973084ede356519d7c1e54c7f70174366fa427",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2024-11-25T02:56:17Z",
    "title_canon_sha256": "ddb9c2f400db3ba74d20d3bc61e661a844dda13dd15fd5c52ea07b4d37f684bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.16057",
    "kind": "arxiv",
    "version": 1
  }
}