OT-2026-000021576
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000021576) never changes.
Identity and time
| Publication number | OT-2026-000021576 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7e0b-bc00-c8aef5cb26b9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021576 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc16dbb1a14acc40859d9eb0b3fe26dea9719dc054974d5b581dca3f4e3f1b53 |
|---|---|
| Markdown | 97db7ff75fcdaccebd550cd17bd9f43c166f57e38fbd19758f51ca42a113f585 |
| Publication page | e6b3f3b361cd6264565d737e6778474553a4772a6e18f438a3360865c31b3e64 |
| Manifest | 352d2b29e0e1fb3125a23262a8c25e635c639090d0f07198007e1b6644721704 |
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 | XuMvVPlQwtBvio3KWVdH/2udHjHuMtjyxvm6OecyOA4a09k2BIdwyyvHSLjcH5fjI1HrQJgg1fVK3gSkidDDCA== |
| 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
| 2026-09-17T11:55:29.998694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021576observed e6b3f3b361cd6264565d737e67784745...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:29.982110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021576/manifest.jsonobserved 352d2b29e0e1fb3125a23262a8c25e63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:29.963942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021576/publication.mdobserved 97db7ff75fcdaccebd550cd17bd9f43c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:29.946348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021576/publication.txtobserved bc16dbb1a14acc40859d9eb0b3fe26de...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. |
|---|