OT-2026-000029747
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000029747) never changes.
Identity and time
| Publication number | OT-2026-000029747 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e24-7ea5-943a-06675df48423 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029747 |
| Status | PUBLIC |
Content hashes
| Canonical text | dc90fe2c0caf8c384a5e69f3eb458037c265fd153e3f2641c65d81e36553f877 |
|---|---|
| Markdown | b064c4c6bbf4512469619e3f020e8b5aafd6423fa3adb10431647739c158a86b |
| Publication page | 40752ab5f0843d82d8ec61294d7757f3ecd135e4a033d6b528eaeb96c740fd43 |
| Manifest | 541ceb17db383529ada283f8c3aef6fe5b31c33b2a72f8d18e339c0b5a48c647 |
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 | wN4ny0u4Y/bW2SWI49scs3mQavoi5zfLOycDhchR94BVKy22gNg6/w4L2SyC6bPM/Ejst7G1Op8ytNzRGko5DA== |
| 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
| 2026-09-17T11:39:30.337637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029747observed 40752ab5f0843d82d8ec61294d7757f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:30.317683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029747/manifest.jsonobserved 541ceb17db383529ada283f8c3aef6fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:30.297909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029747/publication.mdobserved b064c4c6bbf4512469619e3f020e8b5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:30.281438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029747/publication.txtobserved dc90fe2c0caf8c384a5e69f3eb458037...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. |
|---|