OT-2026-000071629
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000071629) never changes.
Identity and time
| Publication number | OT-2026-000071629 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e90-7db7-b714-f21e93dfdbc4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071629 |
| Status | PUBLIC |
Content hashes
| Canonical text | dbcd2798378149cccc5e9c0a277beac4dd3c2c83f91354d2bf7bdd38731e5f62 |
|---|---|
| Markdown | 43e75f28ddb34d07bc8b3f80e1f6659bcef1a5f12ffd76086fef5e9e8becad1c |
| Publication page | 639f3e23e366542d91be86d0f08fd2ae4c5f8d50b6e7fadc3bc1eadbbb2738fa |
| Manifest | 523d91677f89a1ebb05b10a668a5c7b5a2a579806f04ae9af63a3d87826af9d2 |
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 | hqp9oajq+AM7mlgCs3f3mfGlzV4+QO40bhy9uWHd/FqKcIZ8MhMXtJDDyBPxxe+l4DyazX0JPk9hHcLPZivcAw== |
| 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
| 2026-09-17T10:23:39.794047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071629observed 639f3e23e366542d91be86d0f08fd2ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:39.777146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071629/manifest.jsonobserved 523d91677f89a1ebb05b10a668a5c7b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:39.760611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071629/publication.mdobserved 43e75f28ddb34d07bc8b3f80e1f6659b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:39.744969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071629/publication.txtobserved dbcd2798378149cccc5e9c0a277beac4...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. |
|---|