Pith Number

pith:MKZJ7X2N

pith:2025:MKZJ7X2NKKNPYKGUDX6F4IYV6P

not attested not anchored not stored refs pending

Passive acoustic logic via topology-optimized waveguides

Ali Jafari, Mohamed Mousa, Mostafa Nouh

arxiv:2511.17949 v3 · 2025-11-22 · 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{MKZJ7X2NKKNPYKGUDX6F4IYV6P}

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	2026-06-08T01:03:51.620762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62b29fdf4d529afc28d41dfc5e2315f3cda249d22e358730a2afbd3f7ff009d9

Aliases

arxiv: 2511.17949 · arxiv_version: 2511.17949v3 · doi: 10.48550/arxiv.2511.17949 · pith_short_12: MKZJ7X2NKKNP · pith_short_16: MKZJ7X2NKKNPYKGU · pith_short_8: MKZJ7X2N

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/MKZJ7X2NKKNPYKGUDX6F4IYV6P \
  | 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: 62b29fdf4d529afc28d41dfc5e2315f3cda249d22e358730a2afbd3f7ff009d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd1dcd3cb566fbb1fedbdceda232692a19b6697d66bb48c3073f8bb826f0b285",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2025-11-22T07:17:11Z",
    "title_canon_sha256": "9c402e84dc3e6d3a17d9a4861141d0e9b8d986f4bf29c46dfde120bbc9c5ea3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.17949",
    "kind": "arxiv",
    "version": 3
  }
}