OT-2026-000089823
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000089823) never changes.
Identity and time
| Publication number | OT-2026-000089823 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428d-7281-9c5b-8af3da8ad861 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089823 |
| Status | PUBLIC |
Content hashes
| Canonical text | cf49a511985d2340d9968a63c8d9ca58896a9b528b458f908b2bf55cf1335bbd |
|---|---|
| Markdown | 8027a936766644fcd65cc7047f9b3fc322235c7f1258826cbef77cfeda17e531 |
| Publication page | f4cd5d7d84852140dc939ba2a92b3f6325b7c74ef6760f253b53b939f8879ab5 |
| Manifest | 1069093686960c9dbcde876cb9a8809d749cb420165e0a4ec191bf9c182a22eb |
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 | gvGFY3/I5wbVL2UjhoZiVMkv/DMIZ2b88lO4SdMCrIoqeypv8tnD7cGPZHtAknqjUjFF8ss+AzuCnTSYNnz4DQ== |
| 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
| 2026-09-17T09:45:03.731694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089823observed f4cd5d7d84852140dc939ba2a92b3f63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:03.711750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089823/manifest.jsonobserved 1069093686960c9dbcde876cb9a8809d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:03.691461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089823/publication.mdobserved 8027a936766644fcd65cc7047f9b3fc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:03.674601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089823/publication.txtobserved cf49a511985d2340d9968a63c8d9ca58...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. |
|---|