OT-2026-000020579
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000020579) never changes.
Identity and time
| Publication number | OT-2026-000020579 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7d7f-a96d-047ece821db8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020579 |
| Status | PUBLIC |
Content hashes
| Canonical text | df3d349cdf6b821cde8594abf76dbf811a76f157fca31458f42f53e9c445c59d |
|---|---|
| Markdown | d4e7324306cb20adda8a5726666d299f503927bf40e69c827c4bb56dddb233e8 |
| Publication page | 82aa2c1c3b94122a766fb5deb7a3ab9124f89125e41402c56c17cdabb8c9b4b9 |
| Manifest | 0aac0ea03a69456fd3234a4c84c0b9677c0a4e191672d0f24d08871e512d0d34 |
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 | 4oAtpjaTomGtxqqx0wrKuudNtCZdogalZNGTcR2VPbNsTKAgRkPPfrEaUmKj5Hx/XXrlMJLZYxRt2GoPWscIAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:00:42.723744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020579observed 82aa2c1c3b94122a766fb5deb7a3ab91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:42.705898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020579/manifest.jsonobserved 0aac0ea03a69456fd3234a4c84c0b967...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:42.440331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020579/publication.mdobserved d4e7324306cb20adda8a5726666d299f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:42.421609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020579/publication.txtobserved df3d349cdf6b821cde8594abf76dbf81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:37.000107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020579observed 82aa2c1c3b94122a766fb5deb7a3ab91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.980396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020579/manifest.jsonobserved 0aac0ea03a69456fd3234a4c84c0b967...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.962592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020579/publication.mdobserved d4e7324306cb20adda8a5726666d299f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.944101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020579/publication.txtobserved df3d349cdf6b821cde8594abf76dbf81...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. |
|---|