OT-2026-000077059
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000077059) never changes.
Identity and time
| Publication number | OT-2026-000077059 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7875-8131-99ada910fd92 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077059 |
| Status | PUBLIC |
Content hashes
| Canonical text | 32e017f48a8b97396bb2d42844b806cc5e40cc7dbae17bacb010bda92aa62fbd |
|---|---|
| Markdown | fb106d1b1802e44dccd52fc4bcee47a606aae0a1537546cb43f7b67fbf68e9fd |
| Publication page | afb39278d26e1c3524a7ed09b055871ebea7f2817e9a0b5b579c1a8cbe8531d6 |
| Manifest | 7bf63ee44fbde2c11b44a9ffe70a004e1b2a2799c219a9992d9b81739091b837 |
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 | WXXq8L/mOQ4nwXbDGTdfvnSCzqrRTHBfN3L856+k7lZP3GP0HsSg7DgHYU79tdUL6wV+Eu0oHsgj9I9+V+xCCw== |
| 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
| 2026-10-03T00:41:46.612358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077059observed afb39278d26e1c3524a7ed09b055871e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-03T00:41:46.478791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077059/manifest.jsonobserved 7bf63ee44fbde2c11b44a9ffe70a004e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T00:41:46.379212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077059/publication.mdobserved fb106d1b1802e44dccd52fc4bcee47a6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T00:41:46.206750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077059/publication.txtobserved 32e017f48a8b97396bb2d42844b806cc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:22.273549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077059observed afb39278d26e1c3524a7ed09b055871e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:21.798683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077059/manifest.jsonobserved 7bf63ee44fbde2c11b44a9ffe70a004e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:21.777159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077059/publication.mdobserved fb106d1b1802e44dccd52fc4bcee47a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:21.759163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077059/publication.txtobserved 32e017f48a8b97396bb2d42844b806cc...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|