Pith Number

pith:EATMNUTZ

pith:2019:EATMNUTZHEE6VUZD2KNUJMZUGI

not attested not anchored not stored refs pending

Universal Validity Ranges of Diffusion Theory for Light and Other Electromagnetic Waves

Ad Lagendijk, Maryna L. Meretska, Ravitej Uppu, Willem L. Vos

arxiv:1904.02784 v1 · 2019-04-04 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EATMNUTZHEE6VUZD2KNUJMZUGI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:49:19.663254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2026c6d2793909ead323d29b44b334322754659d3cf21f95fe17cf6e4b3b675c

Aliases

arxiv: 1904.02784 · arxiv_version: 1904.02784v1 · doi: 10.48550/arxiv.1904.02784 · pith_short_12: EATMNUTZHEE6 · pith_short_16: EATMNUTZHEE6VUZD · pith_short_8: EATMNUTZ

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/EATMNUTZHEE6VUZD2KNUJMZUGI \
  | 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: 2026c6d2793909ead323d29b44b334322754659d3cf21f95fe17cf6e4b3b675c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e88e6e2fe796c22a73cf836e46a508815757ee8505222cc2a080b3b8a63767e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-04-04T20:34:15Z",
    "title_canon_sha256": "d724b508a61bf06ec59695a24cac89aec6a76f6ea15f6f3f7ebc458a5c545ff1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02784",
    "kind": "arxiv",
    "version": 1
  }
}