Pith Number

pith:BK4DOLDE

pith:2014:BK4DOLDEP6HKYLQQGAS55BUFSO

not attested not anchored not stored refs pending

Experimental and theoretical studies on visible light attenuation in water

A. Ludu, A. Simpson, H. J. Cho, H. Liu

arxiv:1408.3883 v1 · 2014-08-18 · physics.ao-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{BK4DOLDEP6HKYLQQGAS55BUFSO}

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	2026-05-18T02:45:03.098649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ab8372c647f8eac2e103025de8685938887a41a7a09a83aae48ba06fa99058d

Aliases

arxiv: 1408.3883 · arxiv_version: 1408.3883v1 · doi: 10.48550/arxiv.1408.3883 · pith_short_12: BK4DOLDEP6HK · pith_short_16: BK4DOLDEP6HKYLQQ · pith_short_8: BK4DOLDE

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/BK4DOLDEP6HKYLQQGAS55BUFSO \
  | 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: 0ab8372c647f8eac2e103025de8685938887a41a7a09a83aae48ba06fa99058d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94330e8e28b4113a2e06216c57162b45bda7a4c9268a339a85efe53488c6e5d1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2014-08-18T01:51:14Z",
    "title_canon_sha256": "2d67197db63f800d3513c1bf17f6c1e21d33fcbe6e96d290a567af6b5a94d3eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3883",
    "kind": "arxiv",
    "version": 1
  }
}