OT-2026-000041889
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off after 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-2026-000041889) never changes.
Identity and time
| Publication number | OT-2026-000041889 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a6-7af0-8fa4-1eef4c0a8e74 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041889 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7d2608d24899d8921f190829344b1bacb1b06c65d37765a6388bacf5d17fc77 |
|---|---|
| Markdown | 1c7fa54a1057619d1ff598773fa89e1abd3cfd7c77f32f2e3c6ce55bc8f15196 |
| Publication page | 51d8b5078a975194f591fafbbbb3691c559991a66de7c6ec9c9418f59375618a |
| Manifest | dd4c43552fde1b3fbced8ceb55516a47444cc6cecab6aff439591a38408c4241 |
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 | BohXqXR5L+9ewfMMzXtz9BtGYeZmGp7hkp1sv671B8lGniMIjJtRHj9Rm8cXyp8XKTqkMjhEA2Ep2IdC9/EGBw== |
| 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
| 2026-09-17T12:42:00.903615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041889observed 51d8b5078a975194f591fafbbbb3691c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:42:00.725956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041889/manifest.jsonobserved dd4c43552fde1b3fbced8ceb55516a47...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:00.527701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041889/publication.mdobserved 1c7fa54a1057619d1ff598773fa89e1a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:42:00.289996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041889/publication.txtobserved a7d2608d24899d8921f190829344b1ba...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:45.980170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041889observed 51d8b5078a975194f591fafbbbb3691c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:45.961497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041889/manifest.jsonobserved dd4c43552fde1b3fbced8ceb55516a47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:45.944731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041889/publication.mdobserved 1c7fa54a1057619d1ff598773fa89e1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:45.927137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041889/publication.txtobserved a7d2608d24899d8921f190829344b1ba...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. |
|---|