OT-2026-000080517
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000080517) never changes.
Identity and time
| Publication number | OT-2026-000080517 · never reused |
|---|---|
| Internal UUID | 01a0ae96-7e78-7c61-a7d4-ace04c1bb8ff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:13.512436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080517 |
| Status | PUBLIC |
Content hashes
| Canonical text | 366d0102e8ad803aa117902c12aaee158b3e9f49161ede5f85d01921406f0e6a |
|---|---|
| Markdown | 225771d31ba59c73427cd194805a92f01a54a2b3b6d992ba40957add02db265a |
| Publication page | aced58f21e56d6948ab05f6572db826672c26e68db9e0885d3845b2a94f3b179 |
| Manifest | 542b7b57b3557eddaf38792bf41ab0de606c0a8a7a1161f8aa5e74182d55a903 |
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 | rRv76ahUxALz6tpBwGs73wppkWE99ioUB98YVwyGGf3ke4z/4tj6i1y9zE0f/S1mIvFZlel/sp9FUHd0KCw3CQ== |
| 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
| 2026-09-17T10:03:02.374370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080517observed aced58f21e56d6948ab05f6572db8266...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:03:02.357666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080517/manifest.jsonobserved 542b7b57b3557eddaf38792bf41ab0de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:02.340048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080517/publication.mdobserved 225771d31ba59c73427cd194805a92f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:02.322479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080517/publication.txtobserved 366d0102e8ad803aa117902c12aaee15...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. |
|---|