Pith Number

pith:W4MHBSVH

pith:2018:W4MHBSVHB7UCGLXPEZ6FPN6WAT

not attested not anchored not stored refs pending

Object Detection and Geometric Profiling through Dirty Water Media Using Asymmetry Properties of Backscattered Signals

Chensheng Wu, Christopher C. Davis, Robert Lee

arxiv:1804.05118 v1 · 2018-04-13 · physics.optics · cs.IR · 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{W4MHBSVHB7UCGLXPEZ6FPN6WAT}

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	2026-05-18T00:18:30.507261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b71870caa70fe8232eef267c57b7d604cc9139a680531c6be09dd71389bf99b3

Aliases

arxiv: 1804.05118 · arxiv_version: 1804.05118v1 · doi: 10.48550/arxiv.1804.05118 · pith_short_12: W4MHBSVHB7UC · pith_short_16: W4MHBSVHB7UCGLXP · pith_short_8: W4MHBSVH

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/W4MHBSVHB7UCGLXPEZ6FPN6WAT \
  | 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: b71870caa70fe8232eef267c57b7d604cc9139a680531c6be09dd71389bf99b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08050dc73222643abdc4eb5f45cd5a555a14f8ae5fda01afb4b3d12a769b361b",
    "cross_cats_sorted": [
      "cs.IR",
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-04-13T21:10:04Z",
    "title_canon_sha256": "00bc25253cb0ab885f4db2f9fda380225cee26ba2b154571fed0a47d257c6faa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05118",
    "kind": "arxiv",
    "version": 1
  }
}