OT-2026-000056055
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000056055) never changes.
Identity and time
| Publication number | OT-2026-000056055 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7561-9fbd-225b8baa06d2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056055 |
| Status | PUBLIC |
Content hashes
| Canonical text | cf72ae238e0c87983e34cbe3c0fec7cb03f8d49c1f489799f953644156648e80 |
|---|---|
| Markdown | fe3066ec2a384f9ff08c9c15a24f27b17f84103d0f2444fe3719283b168e9025 |
| Publication page | bf4908954af66c4001286aa86f35d66f36534c4e5736aa92f1344c513c554ca6 |
| Manifest | ece28021388bfe1ca1e5ede5509e704469b7e9ab65709577bac520981ee567e7 |
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 | SpQfVr9FQbPeHHf4gzebF3ssFygotQbQ82Ypm2cmQpox5ZWSnC9nia/s7QO1zpYgpqomtlxqz9P6vAFrpQXlBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:35.380095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056055observed bf4908954af66c4001286aa86f35d66f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:35.362423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056055/manifest.jsonobserved ece28021388bfe1ca1e5ede5509e7044...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:35.344734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056055/publication.mdobserved fe3066ec2a384f9ff08c9c15a24f27b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:35.325302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056055/publication.txtobserved cf72ae238e0c87983e34cbe3c0fec7cb...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. |
|---|