Pith Number

pith:5HWH4H3G

pith:2019:5HWH4H3GPSKH4N4FPJ2IQMH3RY

not attested not anchored not stored refs pending

Transmission of Video Image in Underwater Acoustic Communication

Han Zhang, Jun Yang

arxiv:1902.10196 v1 · 2019-02-26 · eess.SP · 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{5HWH4H3GPSKH4N4FPJ2IQMH3RY}

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	2026-05-17T23:52:14.498125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9ec7e1f667c947e37857a748830fb8e3b4c1e1804bec47fb69e69e842ab9566

Aliases

arxiv: 1902.10196 · arxiv_version: 1902.10196v1 · doi: 10.48550/arxiv.1902.10196 · pith_short_12: 5HWH4H3GPSKH · pith_short_16: 5HWH4H3GPSKH4N4F · pith_short_8: 5HWH4H3G

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/5HWH4H3GPSKH4N4FPJ2IQMH3RY \
  | 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: e9ec7e1f667c947e37857a748830fb8e3b4c1e1804bec47fb69e69e842ab9566

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ca83ade6a88544a47da46ad09d5b1d9a782a403587ef4735857d487fc5347df",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-02-26T20:14:51Z",
    "title_canon_sha256": "d274fa705c505a2dca32ab9bdffcb89ae89f114511f70ba0bb029fcd79766a6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10196",
    "kind": "arxiv",
    "version": 1
  }
}