OT-2026-000055587
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000055587) never changes.
Identity and time
| Publication number | OT-2026-000055587 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a103-7490-80a4-bdb1a9aa5dad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055587 |
| Status | PUBLIC |
Content hashes
| Canonical text | d6f79304c8e448cd94809126bd402d72ca0189883cfc2184c33307f5f7c7605e |
|---|---|
| Markdown | 9e533e4c0edb1cb81718f73b803b3f0bd0d6b69d522840ebd8996dd62baef710 |
| Publication page | cfa8ee9d79d55f3dcb79d063a0eac44efb8abeaef878274056b86ba5c76c2f34 |
| Manifest | 55dff233b2a6f0f0fb3bafc1c3fd10276607032bad178d792305fbaa8c7481aa |
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 | 1XJOl3BfMWXLJccw53Hl8DDKG3XbdE8hqGfdLm0LaWMyMoZMzBwSyV4qekgmPXArUtdVWkmvGmT3gQLAXZfUDg== |
| 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
| 2026-09-17T10:52:49.513293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055587observed cfa8ee9d79d55f3dcb79d063a0eac44e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:49.495767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055587/manifest.jsonobserved 55dff233b2a6f0f0fb3bafc1c3fd1027...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:49.478756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055587/publication.mdobserved 9e533e4c0edb1cb81718f73b803b3f0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:49.461653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055587/publication.txtobserved d6f79304c8e448cd94809126bd402d72...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. |
|---|