Pith Number

pith:NPRLRSFD

pith:2012:NPRLRSFDJAJTEUTCREQXMNME7R

not attested not anchored not stored refs pending

Quantum optical effective-medium theory for loss-compensated metamaterials

Ehsan Amooghorban, Martijn Wubs, N. Asger Mortensen

arxiv:1208.0461 v2 · 2012-08-02 · cond-mat.mes-hall · physics.optics · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPRLRSFDJAJTEUTCREQXMNME7R}

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	2026-05-18T03:28:42.757645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6be2b8c8a348133252628921763584fc7c28666ce8e1e666fef77b220590f031

Aliases

arxiv: 1208.0461 · arxiv_version: 1208.0461v2 · doi: 10.48550/arxiv.1208.0461 · pith_short_12: NPRLRSFDJAJT · pith_short_16: NPRLRSFDJAJTEUTC · pith_short_8: NPRLRSFD

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/NPRLRSFDJAJTEUTCREQXMNME7R \
  | 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: 6be2b8c8a348133252628921763584fc7c28666ce8e1e666fef77b220590f031

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a6f2497c591e07f37751ca68e1ed0cd41b4f7a22720ca94d08dc8d2033add72",
    "cross_cats_sorted": [
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-08-02T12:15:32Z",
    "title_canon_sha256": "7ea3640ed4a514c7daadc0fb3122b6e107a061b306be41a2eb9a78d7b185ca82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0461",
    "kind": "arxiv",
    "version": 2
  }
}