OT-2026-000080253
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum 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-2026-000080253) never changes.
Identity and time
| Publication number | OT-2026-000080253 · never reused |
|---|---|
| Internal UUID | 01a0ae96-7e77-7593-a68f-2a859acf6fec · 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-2026-000080253 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ff8d7fc78c0b85196f038173d504e81db1ddba0c0ca6934f9323b990f91e123 |
|---|---|
| Markdown | 6635581c3f1172c817d60de25b6a0e99f9bb1b10f1884997415a6a853a757be8 |
| Publication page | 67b3cbbc45e4243c0de3c2c5ca0b4cb19cc80f07fd736d1f6c99bc5718e840f8 |
| Manifest | c9078a2cd0f1e26cde5332a47a38dbad3707542541c6d79ba231aab995a2125c |
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 | Pl0Nde1resTb0BrdUghZBiug42U9W+pmmz5lUvy02I2BatzknpW5Mv7rpymzDROLHSbGnbCg6+XBK/OrBeRfDg== |
| 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
| 2026-09-17T10:02:42.861188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080253observed 67b3cbbc45e4243c0de3c2c5ca0b4cb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:42.842660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080253/manifest.jsonobserved c9078a2cd0f1e26cde5332a47a38dbad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:42.826461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080253/publication.mdobserved 6635581c3f1172c817d60de25b6a0e99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:42.808685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080253/publication.txtobserved 2ff8d7fc78c0b85196f038173d504e81...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. |
|---|