OT-2026-000050707
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000050707) never changes.
Identity and time
| Publication number | OT-2026-000050707 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b0-7a3a-8fce-edcbe8c13fbd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050707 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8a325fd75b64b375d6bc84e3ae9259fa843e74e9ce32a646afc08ea91e824cac |
|---|---|
| Markdown | d2db2c0096d86cfe65fd353453177442b769090ba1c99ca6ed947b3e7f8579fa |
| Publication page | 8074618843a30b5a4a3e0249ed3b2693230111be53696c0b18dc577256bb4929 |
| Manifest | cec820d344ae47e9c28954cabb5fb23d738bc3ee9e4bbf9ee47c5d74b910b45e |
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 | octZSa7+nHrJbIUC/mDg68fFDTMKGBtQlir/yQac/VllEKk8fLEFAowv2intMMqmXXTwUCKpf5HbrvvOdS/+Ag== |
| 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
| 2026-09-17T11:00:03.612912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050707observed 8074618843a30b5a4a3e0249ed3b2693...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:03.593533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050707/manifest.jsonobserved cec820d344ae47e9c28954cabb5fb23d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:03.591799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050707observed 8074618843a30b5a4a3e0249ed3b2693...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:03.573225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050707/publication.mdobserved d2db2c0096d86cfe65fd353453177442...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:03.570362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050707/manifest.jsonobserved cec820d344ae47e9c28954cabb5fb23d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:03.555838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050707/publication.txtobserved 8a325fd75b64b375d6bc84e3ae9259fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:03.544582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050707/publication.mdobserved d2db2c0096d86cfe65fd353453177442...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:03.330115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050707/publication.txtobserved 8a325fd75b64b375d6bc84e3ae9259fa...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. |
|---|