OT-2026-000081163
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, sustained 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-2026-000081163) never changes.
Identity and time
| Publication number | OT-2026-000081163 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b977-79ae-bda7-28e7e5d01265 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081163 |
| Status | PUBLIC |
Content hashes
| Canonical text | 626636c7a6e24bb51c8da400d3f869f4aeb93d5bf3384cbc4143406fe667d427 |
|---|---|
| Markdown | d71484737f4da9ccd368f37ebb5ca575b8bde513acac6fa4b44832a02f769539 |
| Publication page | 42b40e53898f563d784b85af254c1a9bd0b2c7ced3c252e213a0eb5cb7777fa3 |
| Manifest | c6b5155207bc14eadc7257f399f89ed5c3027dabff11eb4061ab5a0de7b38b48 |
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 | DbuZpjbYK2JoUDW5Kux03UMDbZCUbJtKbRsVIrpKfkWzAR0koBiBOhmxenw4wTZnicZdBM/py0q2TrZJyMvcAQ== |
| 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
| 2026-09-17T10:02:33.414732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081163observed 42b40e53898f563d784b85af254c1a9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:33.398422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081163/manifest.jsonobserved c6b5155207bc14eadc7257f399f89ed5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:33.381365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081163/publication.mdobserved d71484737f4da9ccd368f37ebb5ca575...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:33.365551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081163/publication.txtobserved 626636c7a6e24bb51c8da400d3f869f4...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. |
|---|