OT-2026-000050438
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000050438) never changes.
Identity and time
| Publication number | OT-2026-000050438 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c48-75a8-92e6-e068c42cd214 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050438 |
| Status | PUBLIC |
Content hashes
| Canonical text | 72567578d509bd231bedc5e4c3a9897fa85fe7cc6c4e87fd58256d198cef5fe4 |
|---|---|
| Markdown | f94523faf6d31b262895bc662d106f21994ecef10d96dcaafe2a6b16ba3bbf9c |
| Publication page | 97750213ca728de5f6e78e54ebdc1752524c75b2591033461a1a88c2e92da7d3 |
| Manifest | 61e66a0ee016440026cda583064dfb9ccd3b48ff2e05cd637737274b6de7f782 |
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 | JYzF4mjtRXY1FfmKOed0BCCn939CHGafnVktwDpyB3qZPbxfya6ej6ZcxewJygCsF9BH6BC/CRiGEjjkGCPlDg== |
| 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
| 2026-09-17T11:01:29.097573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050438observed 97750213ca728de5f6e78e54ebdc1752...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:29.080219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050438/manifest.jsonobserved 61e66a0ee016440026cda583064dfb9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:29.064946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050438/publication.mdobserved f94523faf6d31b262895bc662d106f21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:29.048337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050438/publication.txtobserved 72567578d509bd231bedc5e4c3a9897f...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. |
|---|