OT-2026-000091027
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000091027) never changes.
Identity and time
| Publication number | OT-2026-000091027 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-7f21-913c-bce85405a3c2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091027 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88a06c8fb56f8b48210e1ea2f6c67a7bcb6026bf8dd0c9a8973dd10f8f7e85e7 |
|---|---|
| Markdown | 9bbb0512b09f2c8146f9ffbdd2d96c864ecb23ec4e9be2687c74ab2ed163022c |
| Publication page | 593cbaa3cbcd451936b61a1c950a86ef5218bf5a2bf8ba454dbaa93df541e6e6 |
| Manifest | f87b8ef6c80ba001b0f8be5e83a1363b58ceb0264dad04276a4ca39b254fd38d |
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 | Vu5TiTEgqxgIdyi6yl1AHk4AdkUOGYxKaXneLggPgm5yR1yajybJk4+kFv65j7/xQLYQ5LOfpld8NHPEweGvBQ== |
| 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
| 2026-09-17T09:44:16.168841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091027observed 593cbaa3cbcd451936b61a1c950a86ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:16.151943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091027/manifest.jsonobserved f87b8ef6c80ba001b0f8be5e83a1363b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:16.131525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091027/publication.mdobserved 9bbb0512b09f2c8146f9ffbdd2d96c86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:16.112581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091027/publication.txtobserved 88a06c8fb56f8b48210e1ea2f6c67a7b...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. |
|---|