OT-2026-000052724
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed 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-2026-000052724) never changes.
Identity and time
| Publication number | OT-2026-000052724 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-7f8b-9aa4-010909cc5582 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052724 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9ac637fd9a0f4754a846c4206441c91b0172f8e59e89679b6f741902995f5e6 |
|---|---|
| Markdown | 557ba5e4b91d75f90e8e1287bab550a5e4d1cf44160115e94ad0e96237004de3 |
| Publication page | d4b0e17b1c7b0a85c0d66571c56f6e40d94df0526180b904de5799e13e87bac0 |
| Manifest | cb3daaf90ffe1a137c95a17f5922e8d8ec6f2b23679a5de852bfd0735daa6551 |
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 | 64QhblTdjl7SM2ZT6gq8bAhq6pgLpK2yk7PwqXUkOC76cgRMoFGFEB0QBLpwnX0f/xk3eaJoVNfCHVlzPeCwAQ== |
| 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
| 2026-09-17T10:55:43.018755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052724observed d4b0e17b1c7b0a85c0d66571c56f6e40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:43.000310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052724/manifest.jsonobserved cb3daaf90ffe1a137c95a17f5922e8d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:42.981951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052724/publication.mdobserved 557ba5e4b91d75f90e8e1287bab550a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:42.962254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052724/publication.txtobserved b9ac637fd9a0f4754a846c4206441c91...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. |
|---|