OT-2026-000076859
Publication integrity record
Two bellows cup vacuum gripper, two 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-2026-000076859) never changes.
Identity and time
| Publication number | OT-2026-000076859 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b070-7911-b0ff-7b25cea7550d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076859 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f8de2647d69e77f656ab91b75fc870fde5f2faf1283eee8aeb9f4f87b08cba9 |
|---|---|
| Markdown | bca11b510dbefb3046bc2ddf2b3724fc6bee7a154aebc96ff4c3bfc287afa776 |
| Publication page | ef590fbae8553a9462341dca0fb9ff477ebd5839be0418b3664154c49954ff6c |
| Manifest | 406ea3141e6e70f25eab8abfa34a367608148932163af2cb9a0ebb3a7bb793f9 |
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 | qn/Hz3MkQRU34AVrEx3Yh+b/kCbdPV3mymhioPoxKAOp8BRVqMRQH0mCcLae8jiZAiLpBdYuBvx7We8CcZpcCQ== |
| 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
| 2026-09-17T10:09:45.021709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076859observed ef590fbae8553a9462341dca0fb9ff47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:45.000875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076859/manifest.jsonobserved 406ea3141e6e70f25eab8abfa34a3676...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:44.981984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076859/publication.mdobserved bca11b510dbefb3046bc2ddf2b3724fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:44.962685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076859/publication.txtobserved 7f8de2647d69e77f656ab91b75fc870f...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. |
|---|