OT-2026-000077293
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, single 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-2026-000077293) never changes.
Identity and time
| Publication number | OT-2026-000077293 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7d5d-839f-0ff04acbb54c · 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-2026-000077293 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ef8f8059419425c34afeac46536b66245c2afa7bd54305894bb0e213e9f523c |
|---|---|
| Markdown | a3b38a6a432e20a342ddb8e5ef1612b618b454587199495684850d5caf418eaa |
| Publication page | 6ea29349c08f642caf64567413753404183ccd60d12f342ea2ec4740bc76c1c4 |
| Manifest | 42b677aaff0e5b242992367682a19285ba154d1b733eeee0a77b853008d690f1 |
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 | oiYmmZiwHsyub2Ms2gzNtSnszUSJlosxqeA1Hc6L8g26nl1JN2655lrUjAk1dMMKlqU99DKCANt/YstsfUtVAg== |
| 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
| 2026-09-17T10:08:55.690962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077293observed 6ea29349c08f642caf64567413753404...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:55.670832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077293/manifest.jsonobserved 42b677aaff0e5b242992367682a19285...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:55.651939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077293/publication.mdobserved a3b38a6a432e20a342ddb8e5ef1612b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:55.633314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077293/publication.txtobserved 9ef8f8059419425c34afeac46536b662...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. |
|---|