OT-2026-000029872
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000029872) never changes.
Identity and time
| Publication number | OT-2026-000029872 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac47-75d3-949b-3b9196c35625 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029872 |
| Status | PUBLIC |
Content hashes
| Canonical text | c64bf1614e8bb2529328f15b7d31daac222f0cba976f79fd5308c18f028ad4e4 |
|---|---|
| Markdown | 60d3c2b48dcc05b0c700841ea4a17e2c03a416e21cb16623a98acafa6b28213d |
| Publication page | 7edde7f6085065824e8f8d42cb21a86c2c5b7424ca1242603f271ce72a8f32b5 |
| Manifest | 0b7fa6054c12dcd099859af56004d7e0e966098ce7ed188f71b089ffa6145c67 |
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 | +kRcBkKLTpXWj9BHguDqlRc1j08/TBfzHlHbFMO1bgEZRyZgrfCr740u8sg+Lg2mzatKCYON9NPpU3hM6aA3BA== |
| 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
| 2026-09-17T11:38:34.096616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029872observed 7edde7f6085065824e8f8d42cb21a86c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:34.080002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029872/manifest.jsonobserved 0b7fa6054c12dcd099859af56004d7e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:34.062865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029872/publication.mdobserved 60d3c2b48dcc05b0c700841ea4a17e2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:34.045110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029872/publication.txtobserved c64bf1614e8bb2529328f15b7d31daac...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. |
|---|