OT-2026-000042556
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000042556) never changes.
Identity and time
| Publication number | OT-2026-000042556 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-7cdb-a477-b162a24cb056 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042556 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1f54a711e72a92cfd537917d0f7ceabb515f8ac36fe4d7670e3b36ad0fcb15b |
|---|---|
| Markdown | a0dcedcfe8b4f5f83dec167392e1f44ae0a19ba41ea58551fa1b2bed63de24fa |
| Publication page | 84a39150733e6923032bbc22bc2803bce0d242683424c52b24c2dfa7abaf2198 |
| Manifest | e2bfcb5e6a046bcc4279331e7e4cd15ca5c9a4786eb597d9cd521f790e347020 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 9XXXAIqs95LQfMQFVf+dFcazSSqQ504CBFMLv58X9EVL00wW+431qNteUPdZiUWGXU+4amVAJ95M9rwWTPqrDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:14:15.904880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042556observed 84a39150733e6923032bbc22bc2803bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:15.884994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042556/manifest.jsonobserved e2bfcb5e6a046bcc4279331e7e4cd15c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:15.863539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042556/publication.mdobserved a0dcedcfe8b4f5f83dec167392e1f44a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:15.843615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042556/publication.txtobserved c1f54a711e72a92cfd537917d0f7ceab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|