Pith Number

pith:WPAGKYQ4

pith:2016:WPAGKYQ4K3JW4QFENOWSZOVQGP

not attested not anchored not stored refs pending

Differential Refractive index sensor based on Photonic molecules and defect cavities

Angel Andueza, Jesus Perez-Conde, Joaquin Sevilla

arxiv:1604.07531 v1 · 2016-04-26 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WPAGKYQ4K3JW4QFENOWSZOVQGP}

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	2026-05-18T01:09:41.556760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3c065621c56d36e40a46bad2cbab033ffcf8b01efb9cb1dd3945bfa494ebce9

Aliases

arxiv: 1604.07531 · arxiv_version: 1604.07531v1 · doi: 10.48550/arxiv.1604.07531 · pith_short_12: WPAGKYQ4K3JW · pith_short_16: WPAGKYQ4K3JW4QFE · pith_short_8: WPAGKYQ4

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/WPAGKYQ4K3JW4QFENOWSZOVQGP \
  | 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: b3c065621c56d36e40a46bad2cbab033ffcf8b01efb9cb1dd3945bfa494ebce9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5cce9a0a5f13feee580af46ecf254ebd714705bf5c1a9c0680dfd2f8b0d17ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2016-04-26T06:00:14Z",
    "title_canon_sha256": "3bf9f0c0ef5a67c469ae34c6d37baad0a9e185361c2a949aeb4d962b056ba0d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07531",
    "kind": "arxiv",
    "version": 1
  }
}