OT-2026-000091931
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000091931) never changes.
Identity and time
| Publication number | OT-2026-000091931 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43bb-7b48-821b-17b06f8685ec · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091931 |
| Status | PUBLIC |
Content hashes
| Canonical text | c44be706361bd4d8a0ee793c27ff1cfb517f58c04073d8992385fc3f70249c3e |
|---|---|
| Markdown | 0a453b7bc06753e5ba007a24c6f1d2c249ab644439b1dcbed4af95d0bd6ac468 |
| Publication page | 5195577bf6709359728d9658e00b8f5578ba27a974b0841debd9d696a1cdd9c2 |
| Manifest | 65d1ca7e537eceb5ded960994fdacd471157733e532fcd377823d052fdc65f15 |
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 | 2K1RDGyxWsSpNYJtuv1WeznxFNzchGL+Df8ekPhOYT+Lo1t2rH7mBnCdky4lwCNn2OOZVDeQ3xEBMicab0XpDw== |
| 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
| 2026-09-17T09:42:52.535206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091931observed 5195577bf6709359728d9658e00b8f55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:52.517256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091931/manifest.jsonobserved 65d1ca7e537eceb5ded960994fdacd47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:52.497989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091931/publication.mdobserved 0a453b7bc06753e5ba007a24c6f1d2c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:52.480207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091931/publication.txtobserved c44be706361bd4d8a0ee793c27ff1cfb...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. |
|---|