Pith Number

pith:R6N24OTA

pith:2015:R6N24OTAL3YCXKQBKNVYI2GUCD

not attested not anchored not stored refs pending

Birefringence Measurements on Crystalline Silicon

Alexander Khalaidovski, Christoph Kr\"uger, Daniel Heinert, Harald L\"uck, Jessica Steinlechner, Roman Schnabel, Ronny Nawrodt

arxiv:1504.06503 v1 · 2015-04-24 · 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{R6N24OTAL3YCXKQBKNVYI2GUCD}

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	2026-05-18T01:24:19.118613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f9bae3a605ef02baa01536b8468d410ea32ef01cd3d405156e57ff3d322b3cb

Aliases

arxiv: 1504.06503 · arxiv_version: 1504.06503v1 · doi: 10.48550/arxiv.1504.06503 · pith_short_12: R6N24OTAL3YC · pith_short_16: R6N24OTAL3YCXKQB · pith_short_8: R6N24OTA

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/R6N24OTAL3YCXKQBKNVYI2GUCD \
  | 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: 8f9bae3a605ef02baa01536b8468d410ea32ef01cd3d405156e57ff3d322b3cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1877b4fb63f13352450b2fb455c62a5d248ad61864fcb57a0efd11776ed8e8aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-04-24T13:39:43Z",
    "title_canon_sha256": "43a740955661e0af54253c6864d49498a86cc3602fa8c6e1fc60d67a37953620"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06503",
    "kind": "arxiv",
    "version": 1
  }
}