OT-2026-000080089
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000080089) never changes.
Identity and time
| Publication number | OT-2026-000080089 · never reused |
|---|---|
| Internal UUID | 01a0ae96-4378-7ea6-8a73-60d665025bf2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:58.480954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080089 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e954265247c6689c58e11e1b08a5550ba58159258152f404d71f9e46eaa407a |
|---|---|
| Markdown | 92fe33e054efaa9fc0bd145ed773aaf71d91bd018773eed56272cbc1f36c68ec |
| Publication page | 9912173403c623c707c4ef3d8c9b1d645b6599767be4825db19f22a0d83836ad |
| Manifest | aa2567c4c1e221a0dcc076faa763eb34644fb694a1f990d3c86056501e7efb57 |
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 | scsL0L5HeXDjpILXPikEsoBpcngmBkE9Py2x8yKxee2fWrgSMQyP7fmRpGzCoUQfheu84cKX9lw4arE2mRTjAA== |
| 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
| 2026-09-17T10:04:01.648883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080089observed 9912173403c623c707c4ef3d8c9b1d64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:04:01.632759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080089/manifest.jsonobserved aa2567c4c1e221a0dcc076faa763eb34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:04:01.614877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080089/publication.mdobserved 92fe33e054efaa9fc0bd145ed773aaf7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:04:01.597214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080089/publication.txtobserved 8e954265247c6689c58e11e1b08a5550...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. |
|---|