OT-2026-000063991
Publication integrity record
Two bellows cup vacuum gripper, two zone face, plant vacuum 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-2026-000063991) never changes.
Identity and time
| Publication number | OT-2026-000063991 · never reused |
|---|---|
| Internal UUID | 01a0ae8d-53bc-7892-8b4e-7b1428a6a4f2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:48:12.763906Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000063991 |
| Status | PUBLIC |
Content hashes
| Canonical text | c09e0b5dbb9f9e7789cadf72ed2206e354033150cb109d4637830bbf55ba878e |
|---|---|
| Markdown | eb26d434b6815c9a1ce456f61da27f5cae04431a87283165bbee6e257a299775 |
| Publication page | 03ac68fb00c6a882fed57743eda8e629b94076f6e35ff34be28baa92ede7a155 |
| Manifest | bf8029ca8f3280ecc5014ffe52840b541908fd3dddb7e90e456fa45808656dec |
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 | auR9L+DkKyo0E46gIytyzjKJOHSOPtAjM6g8T1Ln06RO5LEjeDnKuN3TmroFsCFjLMjfSbERpGKZoGNr8t8kCg== |
| 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
| 2026-09-17T10:37:03.844384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063991observed 03ac68fb00c6a882fed57743eda8e629...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:37:03.821688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063991/manifest.jsonobserved bf8029ca8f3280ecc5014ffe52840b54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:37:03.800763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063991/publication.mdobserved eb26d434b6815c9a1ce456f61da27f5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:37:03.778882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063991/publication.txtobserved c09e0b5dbb9f9e7789cadf72ed2206e3...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. |
|---|