OT-2026-000078068
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, vented 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-2026-000078068) never changes.
Identity and time
| Publication number | OT-2026-000078068 · never reused |
|---|---|
| Internal UUID | 01a0ae95-6e8c-7ef6-9f8f-6290dc1bb7a6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:03.897850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078068 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ace25011badaa95eee1e34913e0cda004e621e53b0dee7587b2fe4be921408e |
|---|---|
| Markdown | 28e8fec12713f9ae22d3c1b14a66f23a237814f42d37cb9682c6b42fa856d6cd |
| Publication page | fa46fd1b775e658b62cce86a3017e7909ae7fd10cd3ded7370a30ab8090c33ee |
| Manifest | b2c12654184a7c36836cc21fafd65545f882fba29c68abba801f1b8f7a578150 |
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 | DqdSM62op8WGj+XTpDUXPYpE4HTeR5KiPtuBMLawvCn2fYdaDmAYd9RrX0vZfR1ZPTrjFPkAVdP44gDuOLI/DQ== |
| 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
| 2026-09-17T10:06:46.465330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078068observed fa46fd1b775e658b62cce86a3017e790...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:46.446211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078068/manifest.jsonobserved b2c12654184a7c36836cc21fafd65545...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:46.427871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078068/publication.mdobserved 28e8fec12713f9ae22d3c1b14a66f23a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:46.398381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078068/publication.txtobserved 6ace25011badaa95eee1e34913e0cda0...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. |
|---|