OT-2026-000067231
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two 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-2026-000067231) never changes.
Identity and time
| Publication number | OT-2026-000067231 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bd5-7098-88b2-37a5e148331b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067231 |
| Status | PUBLIC |
Content hashes
| Canonical text | c98669a37c203c6db4a786d8044a72045d6f9dd3358f52b47e848d9e5bf50386 |
|---|---|
| Markdown | af78ab460fa111c098d4386e96b31ce397a5d11dd95c9a5baf829e1d4c2e1557 |
| Publication page | b522ddc73b13e41ccf1b6b7ec64fe2de5733cfda58205c28e03e2d458fc11a99 |
| Manifest | 264f228e976b3fdaddaf65bc835a74caac428ec6c772930871bf201d06f06c15 |
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 | TwMylJP5yZb/LN97sh/TnuCCkVcCPxSgV8f7YQajK+S6jPUhBK2+98jz/Q70AeQ6ruqzT3NmkJlb350o8Qd2Aw== |
| 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
| 2026-09-17T10:30:54.043849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067231observed b522ddc73b13e41ccf1b6b7ec64fe2de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:54.024611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067231/manifest.jsonobserved 264f228e976b3fdaddaf65bc835a74ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:54.007123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067231/publication.mdobserved af78ab460fa111c098d4386e96b31ce3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:53.988548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067231/publication.txtobserved c98669a37c203c6db4a786d8044a7204...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. |
|---|