OT-2026-000069989
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump 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-2026-000069989) never changes.
Identity and time
| Publication number | OT-2026-000069989 · never reused |
|---|---|
| Internal UUID | 01a0ae91-1861-79db-aeec-e5a032cea216 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:19.726120Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069989 |
| Status | PUBLIC |
Content hashes
| Canonical text | b68a3d54602d7b788d3fa8e9a024619a3467b689498aaf60c518b59bcc97103a |
|---|---|
| Markdown | bbd5b728e8c8a27926f29d2800c7925c75750ce30dde325f0d98cbda2282916f |
| Publication page | 53b00b68b90549d599294965d041f117a816d389d1833421cd6295fd60be8222 |
| Manifest | 80a668d3c1987564e1ff4cad1b233896c014547385da1765cc71f96a5c2e97e6 |
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 | d/jc8W2qXHHJooLVFyKlQGALTqtFHADnmbxGt8hnmWvtw+ArhZF19+/o52sGoy22ABDwaQjakmUPd6zOW2WkDQ== |
| 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
| 2026-09-17T10:26:56.122932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069989observed 53b00b68b90549d599294965d041f117...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:26:56.105692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069989/manifest.jsonobserved 80a668d3c1987564e1ff4cad1b233896...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:56.088467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069989/publication.mdobserved bbd5b728e8c8a27926f29d2800c7925c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:56.066809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069989/publication.txtobserved b68a3d54602d7b788d3fa8e9a024619a...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. |
|---|