OT-2026-000068728
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000068728) never changes.
Identity and time
| Publication number | OT-2026-000068728 · never reused |
|---|---|
| Internal UUID | 01a0ae90-6dca-776c-8b48-e9853a3b8a53 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:36.025578Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068728 |
| Status | PUBLIC |
Content hashes
| Canonical text | 562d774d3f0590d94af5f1885cb69266edb9b49c6b9843348d5b336836789c5b |
|---|---|
| Markdown | 10784a98fd17901ffa513973c656bbb7b4b6d9d3528a682ac7c934a44303abf2 |
| Publication page | dd898bc2b2c6dd046313c5014ba3db43a3f945a689cf2aa35a154fd7d45795de |
| Manifest | b16fb50bfe6359fa8b5c717ddd3372d5cba6c99e21c6e75c018f1b09ef671539 |
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 | 6bKGPXmAoZ3Y8u7WtZFrXgQLpirye10M4WrTFJfo++CnkD8MooUp4jQ+/FMOWOoP+96hHihfRnrojZjAgjOuBQ== |
| 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
| 2026-09-17T10:28:30.191855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068728observed dd898bc2b2c6dd046313c5014ba3db43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:28:30.174357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068728/manifest.jsonobserved b16fb50bfe6359fa8b5c717ddd3372d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:30.157413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068728/publication.mdobserved 10784a98fd17901ffa513973c656bbb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:30.140989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068728/publication.txtobserved 562d774d3f0590d94af5f1885cb69266...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. |
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