OT-2026-000050750
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, vented 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-2026-000050750) never changes.
Identity and time
| Publication number | OT-2026-000050750 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b1-74e6-9fdc-e743750b776b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050750 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c462da85ab5b925554527a79f26d1a37e2aa555056cda12a5fc2e62d415aca4 |
|---|---|
| Markdown | 1610e8824b6ded069bc40e0f6e9260115e14e052fc85cf55571d0e930a0b6f5d |
| Publication page | 3997ae600f28ef73b9883127ff6700168626b8beeadeda4c35e394007e51586f |
| Manifest | 8088d183ce05c5167c2ef090dd46fcb5898624c627efc04d3137c47b2dcad1c8 |
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 | U6swIDnhLx41EbiFDSZ1WASZ7MEOjwC81cD+gm9V/5aKcll4BE+2sSQTaH9XudEFmI6Nzqdm0jOeqMyRHXs6CA== |
| 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
| 2026-09-17T11:00:07.882580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050750observed 3997ae600f28ef73b9883127ff670016...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:07.861181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050750/manifest.jsonobserved 8088d183ce05c5167c2ef090dd46fcb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:07.848804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050750observed 3997ae600f28ef73b9883127ff670016...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:07.840005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050750/publication.mdobserved 1610e8824b6ded069bc40e0f6e926011...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:07.823206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050750/manifest.jsonobserved 8088d183ce05c5167c2ef090dd46fcb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:07.817008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050750/publication.txtobserved 5c462da85ab5b925554527a79f26d1a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:07.802337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050750/publication.mdobserved 1610e8824b6ded069bc40e0f6e926011...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:07.779149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050750/publication.txtobserved 5c462da85ab5b925554527a79f26d1a3...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. |
|---|