OT-2026-000074658
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented before 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-2026-000074658) never changes.
Identity and time
| Publication number | OT-2026-000074658 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2b-735d-8529-2f3eb8515993 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074658 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7be6bf93ffd714307db4fedad929cf703a7c5cd0ab469ecf679e12b3c7f85be |
|---|---|
| Markdown | 1247e6cc7a1acd63b54f04811171f546858f10dc4827948671b576d92a9aad8c |
| Publication page | 3df66228e606fa5d6ff10597bee1a2e3b3c3ce575eef9a7164dfda7a1c5bef91 |
| Manifest | 2a7590de19a24687231a296c5dc43dd6e8f5264e754b52cdfe04142ad4b5f0c8 |
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 | CklhZ7kkW6xFQ0naZusj0LSwJdiOcsYO7Fh4MH2PVCuUyeU7AiEYKu8jb8rPLAMNwszii+m7/RxnYyrTBhXVAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:18:14.115106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074658observed 3df66228e606fa5d6ff10597bee1a2e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:14.096473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074658/manifest.jsonobserved 2a7590de19a24687231a296c5dc43dd6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:14.077495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074658/publication.mdobserved 1247e6cc7a1acd63b54f04811171f546...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:14.059757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074658/publication.txtobserved e7be6bf93ffd714307db4fedad929cf7...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. |
|---|