OT-2026-000089250
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000089250) never changes.
Identity and time
| Publication number | OT-2026-000089250 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db00-7589-841d-139127ea6767 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089250 |
| Status | PUBLIC |
Content hashes
| Canonical text | 156666c029d2b60621fa91c917ee1fb78386e7cf9bba12ce7087b15e60ff2ccf |
|---|---|
| Markdown | 3e613aa9017c807bdfc830ab06c952ff394bc38efc2f82bc5f389aa0da8685ca |
| Publication page | 5ff1df5612c3037d64890bc9de6206476e1f88cec7ffe0c3230077d914b910e6 |
| Manifest | 6607c3f57589c943e10f7427b93ec585e71e06fc2cedbc1943fa6ce9947f9273 |
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 | aEk21K1MEurQHEbiEnf3PJqBAo26AZxq9PtZC3ylSIWqH9C1qVgemuSErGzFbTOFN9ZXEokuSwHFNDwZ6GabDg== |
| 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
| 2026-09-17T09:47:17.073533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089250observed 5ff1df5612c3037d64890bc9de620647...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:17.055152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089250/manifest.jsonobserved 6607c3f57589c943e10f7427b93ec585...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:17.037976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089250/publication.mdobserved 3e613aa9017c807bdfc830ab06c952ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:17.020181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089250/publication.txtobserved 156666c029d2b60621fa91c917ee1fb7...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. |
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