OT-2026-000043254
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single 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-2026-000043254) never changes.
Identity and time
| Publication number | OT-2026-000043254 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327d-7de1-9e52-2f9bb00e72f0 · 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-2026-000043254 |
| Status | PUBLIC |
Content hashes
| Canonical text | bb32e813895d211c71254a8811f5d02b9487218e3c4130e007af11ec8aa1c686 |
|---|---|
| Markdown | c58a0da61139a0dda905a98078262082e119b96811c9d952da520ebd38635e76 |
| Publication page | 012b6f6dea392dd2f0eeb8ed297888fa6df73508d666846efbf589c353118868 |
| Manifest | 2a07b3493a8b727d1006f468fe42439c7e9542a0d8649b25c19ed54eb0d9e100 |
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 | pWuZEUWACB9U3qGwLsoFhZXgFkHWI1o33An9iFP+WIVg0LrhzsUdhrrW56Vk2hxM/UwmIrCauKGt497VMwYNBg== |
| 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
| 2026-09-17T11:13:44.086444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043254observed 012b6f6dea392dd2f0eeb8ed297888fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:44.067603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043254/manifest.jsonobserved 2a07b3493a8b727d1006f468fe42439c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:44.048796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043254/publication.mdobserved c58a0da61139a0dda905a98078262082...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:44.028087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043254/publication.txtobserved bb32e813895d211c71254a8811f5d02b...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. |
|---|