OT-2026-000052876
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000052876) never changes.
Identity and time
| Publication number | OT-2026-000052876 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-78e3-b513-0216eb9b7b18 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052876 |
| Status | PUBLIC |
Content hashes
| Canonical text | ab0b132fd590a164e19794a55dde9a32e2c9b5d9e875e98c6ca97f0e47bbc28c |
|---|---|
| Markdown | ec868c87bb42db138960dbd214308e246ae7932cf456a5ea7430f9acf8cd0588 |
| Publication page | 2c015525d13984956e0d829e7871d19319c1cf23d0673c9e03f69ec6f56a7cf6 |
| Manifest | e6039dde18c9e761b0ba5593e176ec1e3150dc13fc72784a404b3becfb424356 |
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 | R46+LAK40bFvhwYwfMIDQ7EJfxRDIS0Di93VYj1rD6o5VXjAnLNMm/ztmXY5Kr8YubiDWaahIgYFCKvdCCkCAQ== |
| 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
| 2026-09-17T10:56:30.678207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052876observed 2c015525d13984956e0d829e7871d193...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:30.660082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052876/manifest.jsonobserved e6039dde18c9e761b0ba5593e176ec1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:30.641723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052876/publication.mdobserved ec868c87bb42db138960dbd214308e24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:30.622099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052876/publication.txtobserved ab0b132fd590a164e19794a55dde9a32...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. |
|---|