OT-2026-000011509
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, vented 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-2026-000011509) never changes.
Identity and time
| Publication number | OT-2026-000011509 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-88ff-7941-bae0-f6ae821ff0fb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:12:23.703080Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011509 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1b9a93cb592741e7d982c833d409d8c9bb1337a527c9250602d5ad9ff22fdd59 |
|---|---|
| Markdown | 9cf3fec5638674ac662e54aee94f6a48752bab1d23cee13f51126654bd901b0b |
| Publication page | 4da3c83e8db2063c6d75186bfa3c9ba573a459ae3f2e72a223395fe296c0b250 |
| Manifest | 1620a9939771dd080b93de7e72b00287936824778d37a2b0e8010f8b709115e7 |
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 | sOinRgqc3SCoo84NWdn9lQLPntcjano4CKxFj4mAw66lmSa8aJHtoD4W3QX5G9wlq4nBWt2eWRbaT9NePYnxAA== |
| 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
| 2026-09-17T12:13:17.449401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011509observed 4da3c83e8db2063c6d75186bfa3c9ba5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:13:17.430206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011509/manifest.jsonobserved 1620a9939771dd080b93de7e72b00287...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:17.410392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011509/publication.mdobserved 9cf3fec5638674ac662e54aee94f6a48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:17.392891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011509/publication.txtobserved 1b9a93cb592741e7d982c833d409d8c9...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. |
|---|