OT-2026-000007643
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000007643) never changes.
Identity and time
| Publication number | OT-2026-000007643 · never reused |
|---|---|
| Internal UUID | 01a0ae62-76bd-7faf-807f-60fe8f5e4cc8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:23.688458Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007643 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9989cb8f82cc2fd3640f497b8d7be70ed60e463c81e6332062daffdb04afb3b5 |
|---|---|
| Markdown | ee47fa2421dcf2d0b74bcb8ae6914a6fc0d050735add30d24227fe923e2abd40 |
| Publication page | 861c4d99c6622af2bf392c1ff1dcbf3ff7e46fed22ae43b75bdf2775c8349020 |
| Manifest | ad4dc725a2f7568229f96263d0cee9418aae82d0103f15c9747700fe6873c4bc |
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 | zRs0ZGp1sfDwbjFlfB5Q3qeBoptqNI0Jb7bnoZv0O3JPeMf2sfnXPF5by3HxI+qew5TuS+Ok5vrO6l2t2my+DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:15.724004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007643observed 861c4d99c6622af2bf392c1ff1dcbf3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:15.705814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007643/manifest.jsonobserved ad4dc725a2f7568229f96263d0cee941...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:15.687114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007643/publication.mdobserved ee47fa2421dcf2d0b74bcb8ae6914a6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:15.668648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007643/publication.txtobserved 9989cb8f82cc2fd3640f497b8d7be70e...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. |
|---|