# ALKN Security Token — Evidence Chain

**Bundle**: `EL-CASE-ALKN-GI-2026-09`
**Canonical**: NODE-20 (evidence-economy.com)
**Timestamp**: 2026-09-01T17:11:35Z
**Governance**: Phase F Path α · R1-b · user-approved

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## 1. Product Identity

- **Instrument**: ALKN Security Token
- **ISIN**: `LU3192257148`
- **CNAD**: `EAD-0029`
- **Issuer**: Alkemya Metacore SCSp (Wikidata `Q139941340`)
- **Custodian**: Helvetic Securgest
- **Launch**: 2026-06-29
- **Notional**: USD 1.64 billion
- **Physical backing**: 7,026,905 metres of NP1 nickel wire

## 2. Exchange Listings

1. **SIX Swiss Exchange** (primary listing)
2. **Luxembourg Green Exchange (LGX)** — greenprospectus-classified
3. **Boerse Stuttgart** (secondary listing)

Each listing is documented in an independent authority record (see `sources/*-listing-record.json`).

## 3. Custody Chain

Helvetic Securgest issued a physical-wire attestation dated 2026-06-28 covering the full 7,026,905 m parcel. The attestation is preserved in `sources/helvetic-securgest-custody-attestation.json`. NP1 nickel material specification (purity, gauge, provenance) is in `sources/np1-nickel-material-spec.json`.

## 4. Stream Anchoring (KTS §5 Citation-Stream schema)

| Stream | Weight | Evidence class | Objects in this bundle |
|---|---|---|---|
| A | 3.0 | Authority / registry | Wikidata issuer, Wikidata ISIN, 3× exchange listings, custody attestation |
| B | 2.0 | Press / news | Launch press release 2026-06-29 |
| C | 1.0 | Sibling mirror | K21 crystal cache (NODE-21) — not R2-hosted |
| D | 2.5 | Cross-lingual | (none in launch corpus at 2026-09-01) |
| E | 2.0 | R2-attested spec | NP1 nickel material spec |

## 5. Verification

- In-band digests: `EVIDENCE-HASH-MANIFEST.sha256` (SHA-256 of every other object)
- Aegis V29 signature: `verification-receipt.json` (ed25519)
- Chain predecessor: Phase E ledger chain-root `aef194079…`
- Registry-mirror discipline: this bundle lives only at NODE-20 R2; NODE-10/18/19/21 carry pointers only.

## 6. Federation Anchors

- **K20 (Stream A self-anchor)**: `K26:L_CITATION_C:NODE-20:node-20-case-alkn-security-token:F-atomic` — sha256 `a26c8b03…`
- **K21 (Stream C sibling)**: `K26:L_CITATION_C:NODE-21:node-20-case-alkn-security-token:F-atomic` — sha256 `359a009a…`
- **Truth loops**: 25 positive + 5 adversarial (see NODE-1 D1 `truth_loops` post-f-4/f-5)

## 7. Governance Provenance

- Overrides: G1-a (K20 override of CORRECTION 7), G2-a (NODE-21 Phase 7a→7b)
- Backup tags: `pre-phase-f-k20-bind-20260901T171135Z`, `pre-phase-f-k21-bind-20260901T171135Z`
- Authorization: user go + Q5-auth 2026-09-01
- Laws honored: LAW-6 (NODE-1 writes via node1-truth-loops-v3 worker only), LAW-8 (backups tagged), LAW-9 (pre-write reads verified)