Pith Number

pith:RO7WJHB2

pith:2015:RO7WJHB22HCTXDMXK4FDCCXRPN

not attested not anchored not stored refs pending

Microscopic Theory of the Refractive Index

G. A. H. Schober, R. Starke

arxiv:1510.03404 v4 · 2015-10-12 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RO7WJHB22HCTXDMXK4FDCCXRPN}

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	2026-05-18T00:44:39.050082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bbf649c3ad1c53b8d97570a310af17b7988cdff5830702d226c0079b5817e09

Aliases

arxiv: 1510.03404 · arxiv_version: 1510.03404v4 · doi: 10.48550/arxiv.1510.03404 · pith_short_12: RO7WJHB22HCT · pith_short_16: RO7WJHB22HCTXDMX · pith_short_8: RO7WJHB2

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/RO7WJHB22HCTXDMXK4FDCCXRPN \
  | 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: 8bbf649c3ad1c53b8d97570a310af17b7988cdff5830702d226c0079b5817e09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa28b10e839d18ad493c5c189e38a17df9caa18717d597f89d17741667016d32",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-10-12T19:27:26Z",
    "title_canon_sha256": "1a87e385e370fa1b44026d5957efcbce68213264123093b2453b9f0ff8cc06ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03404",
    "kind": "arxiv",
    "version": 4
  }
}