OT-2026-000028647
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000028647) never changes.
Identity and time
| Publication number | OT-2026-000028647 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7a8d-80fd-19e872673663 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028647 |
| Status | PUBLIC |
Content hashes
| Canonical text | f84352d2235acedeb7be17016450f24cfaa3f8d0f10f2e1dbd7f8a66fc4ab6c4 |
|---|---|
| Markdown | 9893f3efb4d6a37211771ff19dc58aabedb53d0fdda5be71ba90f8e499ad2e00 |
| Publication page | 8fbd45ea2671ed8aa27cc31e4ba7fe34f28a840f876adf4c795aa7226d331ead |
| Manifest | 813dc13477b11d83cd97f4c05e8cd86b62087a09353384fcc9e22b49fbd8c394 |
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 | 35Y0q5b3z8pUrFWhI7TE4jrqZDNdR/ymLnJAGBPsbwolu0bGSwA73HscvFH/FvuPMKZ1okbFLoOtm9MID8KZAA== |
| 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
| 2026-09-17T11:41:31.272547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028647observed 8fbd45ea2671ed8aa27cc31e4ba7fe34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:31.252510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028647/manifest.jsonobserved 813dc13477b11d83cd97f4c05e8cd86b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:31.232038Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028647/publication.mdobserved 9893f3efb4d6a37211771ff19dc58aab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:31.212617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028647/publication.txtobserved f84352d2235acedeb7be17016450f24c...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. |
|---|