OT-2026-000078801
Publication integrity record
Foam pad vacuum gripper, two zone face, six outlet manifold, 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-2026-000078801) never changes.
Identity and time
| Publication number | OT-2026-000078801 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbd-7971-a643-6d5d71dce0ff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078801 |
| Status | PUBLIC |
Content hashes
| Canonical text | a541ea3bf1af0c222e3f02f1df5f1e120d0360e0776baa49170d77dc82e421c8 |
|---|---|
| Markdown | 85d087dd1723d3e68872757e3f3b482267e5f9acfb3ff205965da8934dc4a1f0 |
| Publication page | 8429932f5fefa8b3b33d9f171b54e1e01c68f294b3e1b865ac62ee6d95277757 |
| Manifest | 803bc7d1dc4d113c545fb4d6e95d4ab1643a8d2675ea6fd19da6ce9c41cff5e7 |
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 | yugylkY0TlyOSiy5imbmEa1mpugb2eDLXVwpe3JEHgYzhmxH2QquuZTRRrVyNq/bo+SkjjyTFj1QTqT/f8wVCQ== |
| 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
| 2026-10-26T08:42:14.045350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078801observed 8429932f5fefa8b3b33d9f171b54e1e0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-26T08:42:13.976159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078801/manifest.jsonobserved 803bc7d1dc4d113c545fb4d6e95d4ab1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T08:42:13.885814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078801/publication.mdobserved 85d087dd1723d3e68872757e3f3b4822...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T08:42:13.795150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078801/publication.txtobserved a541ea3bf1af0c222e3f02f1df5f1e12...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:35.517304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078801observed 8429932f5fefa8b3b33d9f171b54e1e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:35.497985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078801/manifest.jsonobserved 803bc7d1dc4d113c545fb4d6e95d4ab1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:35.480289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078801/publication.mdobserved 85d087dd1723d3e68872757e3f3b4822...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:35.461800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078801/publication.txtobserved a541ea3bf1af0c222e3f02f1df5f1e12...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|