OT-2026-000077347
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000077347) never changes.
Identity and time
| Publication number | OT-2026-000077347 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-79d6-adfd-c73b70e7f126 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077347 |
| Status | PUBLIC |
Content hashes
| Canonical text | d1739d8eef3075c3a5067b2a88cda1b5d60c882edc1e56c3e1ab671a135fe899 |
|---|---|
| Markdown | 8fc722aa0728e681c11531bfa72cb56958e4a571e458e4d25118f9da6395cbd6 |
| Publication page | aa71952a1952884f8855fddd67931ee9fc007ee97ded2edf46f61709ce28d890 |
| Manifest | e93da6975fd720d723c862ceacc355a44778e5007059888e4a99520f059aa8ae |
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 | 9bi2dmIpRX/RYM7lFpy8u2IIN6+s06JyI2gtT7E2Ps4UJKx1oHoaBJ1LMvwmXTyLULFI4aLQSyIvuamu0OUACw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:08:59.344431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077347observed aa71952a1952884f8855fddd67931ee9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:59.324968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077347/manifest.jsonobserved e93da6975fd720d723c862ceacc355a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:59.304784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077347/publication.mdobserved 8fc722aa0728e681c11531bfa72cb569...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:59.286240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077347/publication.txtobserved d1739d8eef3075c3a5067b2a88cda1b5...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. |
|---|