OT-2026-000052700
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed 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-2026-000052700) never changes.
Identity and time
| Publication number | OT-2026-000052700 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42c-7687-821c-2d735c084cdc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052700 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3942a4caf0440d94c9535964a0bcb8bbc38ed1e12d3d2f518720cdc73ceed277 |
|---|---|
| Markdown | c556e15805fbdb57941ff87ddfb6fd7a4467eef7ee02890b4d03c2196bc1cc12 |
| Publication page | d392986e52125131e1d9953765b4cd21306cf82b3e41724c0c0e2d05ff885cdc |
| Manifest | 15dc64bba6260f76682957ef03973d918131391fe0c24b4ef56767d8fa40ea67 |
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 | 72oaP9Jt2Rxl0UKHZDo0xZJF60oeUmvOtPo2HGvo2Mw4LIWssaW2Wp9eb2YL4J41jbkYEEeVwolm44hZKI6nDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:41.106638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052700observed d392986e52125131e1d9953765b4cd21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:41.088364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052700/manifest.jsonobserved 15dc64bba6260f76682957ef03973d91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:41.069653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052700/publication.mdobserved c556e15805fbdb57941ff87ddfb6fd7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:41.052144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052700/publication.txtobserved 3942a4caf0440d94c9535964a0bcb8bb...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. |
|---|