OT-2026-000077091
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, pressure sensor per zone, pulsed blow-off 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-2026-000077091) never changes.
Identity and time
| Publication number | OT-2026-000077091 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7ba2-93aa-c1015f660dc0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077091 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8701eb3e292fb62da513d712d6ee459f50291ba2da7ee6a33d4915252fcd08a2 |
|---|---|
| Markdown | 2db3a26cf701646f5821957aba32aa8a97abd6a50cabf90968cae917c0af5fc9 |
| Publication page | a9e91f0dbfa209a438f32a23f8bafc32cbab76c17a4a90f8defa5721a4f95b88 |
| Manifest | 56c39ad2490372030beaac98e80953642be2db3130cf0535b5d4cf1bf8f21db5 |
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 | BCDQ5pYvghfZF3cwdjjjQE4ooH2l8xosMA1CjdKu2HW953L0POtCu+QKXT1V1Iab1w1zaQyyh133SutG5gdhDA== |
| 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
| 2026-09-17T10:11:30.701177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077091observed a9e91f0dbfa209a438f32a23f8bafc32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:30.558878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077091/manifest.jsonobserved 56c39ad2490372030beaac98e8095364...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:30.538821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077091/publication.mdobserved 2db3a26cf701646f5821957aba32aa8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:30.522028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077091/publication.txtobserved 8701eb3e292fb62da513d712d6ee459f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.048464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077091observed a9e91f0dbfa209a438f32a23f8bafc32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.030220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077091/manifest.jsonobserved 56c39ad2490372030beaac98e8095364...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.002726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077091/publication.mdobserved 2db3a26cf701646f5821957aba32aa8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:32.983093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077091/publication.txtobserved 8701eb3e292fb62da513d712d6ee459f...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. |
|---|