OT-2026-000052511
Publication integrity record
Foam pad vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, 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-2026-000052511) never changes.
Identity and time
| Publication number | OT-2026-000052511 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7ed5-bd1c-57ce30fb6a11 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052511 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ef413c1c86136558ce599357ac35ddd9f2cc3f34da7bf6f92bfd3337a6df45e |
|---|---|
| Markdown | 2d21875c76b2faf50f7490043c4b9e56df24bf76364d42aac92923a829f51ec0 |
| Publication page | 1b3e17619106cf4471742506c8742cf03093347628544b0f1ee03abf890a5406 |
| Manifest | 5db72e74250bab9351ebde2eac42ce5dcbb15699a1f5db5b3c5733bc028b9551 |
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 | sFgIeliat0fcIRMvl5RtLMUX3FoE21mIegZHY3vdtkR+Qd7U1CHffZPAoDvShMFPySfOANGPvcajsqnXOGiLAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:09.154815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052511observed 1b3e17619106cf4471742506c8742cf0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:09.138668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052511/manifest.jsonobserved 5db72e74250bab9351ebde2eac42ce5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:09.121684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052511/publication.mdobserved 2d21875c76b2faf50f7490043c4b9e56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:09.104129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052511/publication.txtobserved 9ef413c1c86136558ce599357ac35ddd...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. |
|---|