OT-2026-000075756
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000075756) never changes.
Identity and time
| Publication number | OT-2026-000075756 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-7046-810f-ca06ab666bf2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075756 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4afda4acf9c561c2497fdd9c08f27bdffd58d58fc2d4e4fe5a6fb8d8a4c23cda |
|---|---|
| Markdown | d2cc3fd793b8a6ba21eff9f46923420d033ef31bdfa831aa7c9537b3b41d5a14 |
| Publication page | 8615ff1ffc8a9f9c8323371455d08cdb09c874181e17cc061de05cd466a51320 |
| Manifest | c5e6ea0d4bf5733d43385a441efded35ef786b2364976499599aedcfb3b6b351 |
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 | 5I5+QeetTwGKqsmhQhLTVRMLhaR86T++e7mHnyLdtay0KqZPuFLFnLpW0CVCLX0lliYuJXPQL5wumpCj6+vTCA== |
| 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
| 2026-09-17T10:13:59.051307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075756observed 8615ff1ffc8a9f9c8323371455d08cdb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:59.032653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075756/manifest.jsonobserved c5e6ea0d4bf5733d43385a441efded35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:59.011484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075756/publication.mdobserved d2cc3fd793b8a6ba21eff9f46923420d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:58.729792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075756/publication.txtobserved 4afda4acf9c561c2497fdd9c08f27bdf...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. |
|---|