OT-2026-000031832
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000031832) never changes.
Identity and time
| Publication number | OT-2026-000031832 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-762e-8e72-fe3d5bbf9e00 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031832 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d88adfdb850071b8db3c1dc71b75f55fbc3357de7dbe0c195f2bcb6684ea38f |
|---|---|
| Markdown | 14e9f0b1ede5ff126c9c55422b194c974d3249eec29d3a72076c8ffff749bcb2 |
| Publication page | 4907b640bcb84260656c008aa3929482e89999ab10ed0785ed866946708a80b0 |
| Manifest | e604b2c6719d877a41f9a7b61cd2179b4b44c35ae75cdeb8259241f55ea1b0f0 |
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 | XeXNWJ97idXqym5FV2jOvNc5C5kGrKs4H04eAE9pALE7ReX8Ka9F460eXz5Ca4p/H0PFsOUOt9BW95KfDgqJBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:35:04.608943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031832observed 4907b640bcb84260656c008aa3929482...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:04.587571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031832/manifest.jsonobserved e604b2c6719d877a41f9a7b61cd2179b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:04.568341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031832/publication.mdobserved 14e9f0b1ede5ff126c9c55422b194c97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:04.550436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031832/publication.txtobserved 7d88adfdb850071b8db3c1dc71b75f55...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. |
|---|