OT-2026-000050442
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000050442) never changes.
Identity and time
| Publication number | OT-2026-000050442 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c48-7b8c-9cd2-7d6e1af92119 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050442 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd80a32bc03fa83f7b83715e1ab825eeaf7b0787acba2ba2f571f5a733b0e09c |
|---|---|
| Markdown | 05d17b09ff1486a202997f82b19465e1cbe6ccaf3597d06f55d2537172c52806 |
| Publication page | f33cb8e33f55194712d5806287739dc6707802443d003a59f07b19d76bf02211 |
| Manifest | fa32c72327a84af0e7f4d3869fb33548693fa542019a2bdc578a0b1487af3810 |
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 | yISkPFdVwIc6MsiZp2d2flt38lL74LKQ2vJdfFjcC8ZGMECDwDWx2p9h9/8K9O01O7xuNGV68ad3U6ZMm97eAQ== |
| 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
| 2026-09-17T11:01:29.381333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050442observed f33cb8e33f55194712d5806287739dc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:29.364181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050442/manifest.jsonobserved fa32c72327a84af0e7f4d3869fb33548...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:29.347797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050442/publication.mdobserved 05d17b09ff1486a202997f82b19465e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:29.331958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050442/publication.txtobserved cd80a32bc03fa83f7b83715e1ab825ee...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. |
|---|