OT-2026-000027783
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, 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-2026-000027783) never changes.
Identity and time
| Publication number | OT-2026-000027783 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a4-7167-82bd-fa39c8f1075c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027783 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88fc217ce003cca8221b2c4968d91985da1c67289f7e43fab5c66d509284208d |
|---|---|
| Markdown | 41ad327364c5c79d2ff35d9cbb70a6aa2c090b3fee31a5be775b556929383b72 |
| Publication page | d4a9533124a90676b4ab517e24c192ff99911380a9e18c3535efb1c6188203d8 |
| Manifest | 3233e30bf6818ff835d69fa704f30b740bfd88bcd6eb2102a21b6929153c59f5 |
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 | YIjKcQZjRPXB2JQTkV38RR8Jm9Z9ZD/UNH7NYSmePlDaOQrDby06/Ty6VKr9FOx9YvABJqOABWSGWJM79ir/Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:41:46.929530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027783observed d4a9533124a90676b4ab517e24c192ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:46.908721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027783/manifest.jsonobserved 3233e30bf6818ff835d69fa704f30b74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:46.888179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027783/publication.mdobserved 41ad327364c5c79d2ff35d9cbb70a6aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:46.870061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027783/publication.txtobserved 88fc217ce003cca8221b2c4968d91985...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. |
|---|