OT-2026-000043286
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, 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-2026-000043286) never changes.
Identity and time
| Publication number | OT-2026-000043286 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327d-724b-848e-5ffe4b986b8c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043286 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1df19d3b975ea8cae049de3acbbea2155e7f287db533bcc29425e418d7d9eb8 |
|---|---|
| Markdown | 16a17df4d8ec89f0c22d03625c872a1acc32cb1b4fa3f5304cbb57c1b42e105e |
| Publication page | 793c5ebf5a1cb135372c7829440503f3f9ffd366658b24155b3c692d17b1502a |
| Manifest | 07a19a20f6225ae80a90d8aee019d4e59d5866e7ad424be03c8669dcd963879c |
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 | Hdz5npADd0xg5UWXuLTiqhdt1Cq4h2aHOhL626XkkIRFeGN2lPmDT7a5QnBscNA4dVOO36xjphO3AJ83zwSuCw== |
| 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
| 2026-09-17T11:13:46.666124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043286observed 793c5ebf5a1cb135372c7829440503f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:46.648056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043286/manifest.jsonobserved 07a19a20f6225ae80a90d8aee019d4e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:46.629845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043286/publication.mdobserved 16a17df4d8ec89f0c22d03625c872a1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:46.608985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043286/publication.txtobserved a1df19d3b975ea8cae049de3acbbea21...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. |
|---|