OT-2026-000071610
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000071610) never changes.
Identity and time
| Publication number | OT-2026-000071610 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ef-734f-b678-5238fe99b8db · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071610 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbf1173a882357bff838ea340613c013bc9a6a05bb94c625d62704f7e6358d54 |
|---|---|
| Markdown | 439cfccde9bfcf62b2283acef0369b60960f270a1e9ccd34aa226cc5ed1f4a9c |
| Publication page | e9ce0ffedf9f165b36ed5f557c5410569fea24cd3b4b0b726e92b2e852ca3bbd |
| Manifest | fb790f6b3d63f9ee30fd170248178c1e22003fc2343e3779514c7cd54ef27b3d |
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 | +KUaB2141uYiou0DIzm3xt4xSyoUgTwr8bYh4SatPfyY+foZLM11WfVlYcAGD6YIbIRy7FGQLT9IBF0VdPOqAg== |
| 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
| 2026-09-17T10:25:15.758235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071610observed e9ce0ffedf9f165b36ed5f557c541056...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:15.739612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071610/manifest.jsonobserved fb790f6b3d63f9ee30fd170248178c1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:15.719712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071610/publication.mdobserved 439cfccde9bfcf62b2283acef0369b60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:15.699123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071610/publication.txtobserved cbf1173a882357bff838ea340613c013...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. |
|---|