Pith Number

pith:GRL4ZNQL

pith:2022:GRL4ZNQL4CCA6JCPTP6WISYH7M

not attested not anchored not stored refs pending

Vapor Cloud Delayed-DPPM Modulation Technique for nonlinear Optoacoustic Communication

Fow-Sen Choa, Gary Carter, Md Shafiqul Islam, Mohamed Younis, Muntasir Mahmud

arxiv:2208.13763 v1 · 2022-08-29 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GRL4ZNQL4CCA6JCPTP6WISYH7M}

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	2026-07-05T04:52:20.794158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3457ccb60be0840f244f9bfd644b07fb1ca7dafbddfcd9d0e88c362ba22e977b

Aliases

arxiv: 2208.13763 · arxiv_version: 2208.13763v1 · doi: 10.48550/arxiv.2208.13763 · pith_short_12: GRL4ZNQL4CCA · pith_short_16: GRL4ZNQL4CCA6JCP · pith_short_8: GRL4ZNQL

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/GRL4ZNQL4CCA6JCPTP6WISYH7M \
  | 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: 3457ccb60be0840f244f9bfd644b07fb1ca7dafbddfcd9d0e88c362ba22e977b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2bc8719fb352115cd9aa50fc7bbb8ce116c3de46e696564ccb1c660742350b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2022-08-29T17:55:41Z",
    "title_canon_sha256": "109eabf013c304d50eae55fecc728c963d983652cfe7888ad632f2f7eeeeec93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.13763",
    "kind": "arxiv",
    "version": 1
  }
}