Pith Number

pith:LYLZ77MB

pith:2022:LYLZ77MBFESWQRM2P6YTT5PM2U

not attested not anchored not stored refs pending

Acoustic Equation in a Lossy Medium

Aditi Sengupta, Prasannabalaji Sundaram, Tapan K. Sengupta

arxiv:2212.13795 v1 · 2022-12-28 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LYLZ77MBFESWQRM2P6YTT5PM2U}

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	2026-07-05T05:28:55.090333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e179ffd81292568459a7fb139f5ecd52e9e8ae092838cf160c3c01d7246ce0a

Aliases

arxiv: 2212.13795 · arxiv_version: 2212.13795v1 · doi: 10.48550/arxiv.2212.13795 · pith_short_12: LYLZ77MBFESW · pith_short_16: LYLZ77MBFESWQRM2 · pith_short_8: LYLZ77MB

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/LYLZ77MBFESWQRM2P6YTT5PM2U \
  | 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: 5e179ffd81292568459a7fb139f5ecd52e9e8ae092838cf160c3c01d7246ce0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59764105cb92afd048a1723ea842819e491e7b7c7183580cc427872b64cfa7dd",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2022-12-28T12:31:57Z",
    "title_canon_sha256": "db1692e1bc0bdf2c4fedd00590e5331b72d125d349e251fb25e3f2c88557a4dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.13795",
    "kind": "arxiv",
    "version": 1
  }
}