OT-2026-000090875
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained 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-2026-000090875) never changes.
Identity and time
| Publication number | OT-2026-000090875 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7a13-9c8b-caf98db08ad0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090875 |
| Status | PUBLIC |
Content hashes
| Canonical text | 62cb2aa5f2e205c396abc6ff174f8565e02a3b6c59a809181314150b927bfa3d |
|---|---|
| Markdown | 86bb8cec401a317ab4259673426ccf7e32219b3c7b1cec74fdf627158f1db65b |
| Publication page | 46a68d013e30ea33f0215bd9b0357c6576ab7b42a869f1f9deb27a08e2506eda |
| Manifest | 38fe0d3626f1e266ab37d6377ebc250ed6524d0f6c620f0b7a318812396cce96 |
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 | +wBzZpdtpgNnESAgLyKGtmDvfK1PMWdChpHEH2buy+WWJje9k/37JGwMCfjOkcY3wiK+ySgs0ADsCK+Lf8KCAA== |
| 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
| 2026-09-17T09:44:04.221127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090875observed 46a68d013e30ea33f0215bd9b0357c65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:04.201312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090875/manifest.jsonobserved 38fe0d3626f1e266ab37d6377ebc250e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:04.181711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090875/publication.mdobserved 86bb8cec401a317ab4259673426ccf7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:04.162712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090875/publication.txtobserved 62cb2aa5f2e205c396abc6ff174f8565...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. |
|---|