Pith Number

pith:GIPKTYL6

pith:2014:GIPKTYL6W5KMOHBOX4QL5FOH3N

not attested not anchored not stored refs pending

The optical interface of a photonic crystal: Modeling an opal with a stratified effective index

Athanasios Laliotis, Daniel Bloch, Elias Moufarej, Isabelle Maurin

arxiv:1407.5777 v1 · 2014-07-22 · physics.optics · physics.atom-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{GIPKTYL6W5KMOHBOX4QL5FOH3N}

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	2026-05-18T02:47:06.635180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

321ea9e17eb754c71c2ebf20be95c7db63cfe6bdec9073c826976d8e17197a8b

Aliases

arxiv: 1407.5777 · arxiv_version: 1407.5777v1 · doi: 10.48550/arxiv.1407.5777 · pith_short_12: GIPKTYL6W5KM · pith_short_16: GIPKTYL6W5KMOHBO · pith_short_8: GIPKTYL6

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/GIPKTYL6W5KMOHBOX4QL5FOH3N \
  | 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: 321ea9e17eb754c71c2ebf20be95c7db63cfe6bdec9073c826976d8e17197a8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd8992a68a2e18b45fb8c9b5f974dea22b4fd9152004befff6b0eec240a6ef8f",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-07-22T08:10:18Z",
    "title_canon_sha256": "2caf7fe4508d6f9324c215ebcf484250440cd766511e8cdb992039f3c75d3c3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5777",
    "kind": "arxiv",
    "version": 1
  }
}