OT-2026-000052475
Publication integrity record
Two bellows cup 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-2026-000052475) never changes.
Identity and time
| Publication number | OT-2026-000052475 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7473-a159-9f71cabf4c17 · 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-2026-000052475 |
| Status | PUBLIC |
Content hashes
| Canonical text | efbe8890bd212d98e77dc6343181a2f02668a1a8dcce77ed39c3d329666cd787 |
|---|---|
| Markdown | 24a347618c38fc3a2ea12f3aca8c747742d7988081bb010d89a95b3bb40c22fb |
| Publication page | f2a8361e17fcbd07724e532b7dc0df3be2a19030b4228251f4a96620d2d1623c |
| Manifest | 30d06d4fd9f4408650e6bac94e1078aed46667adfe9af9aba09125ad3498d049 |
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 | eWMXkAsT2fQ9IG7KUbrzWBq/8Roc/LDgN7xxnX4MnZAXeIBt+rFYbzw4d5XlMNz+IUgkL8/deIblxlplthsgBA== |
| 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
| 2026-09-17T10:57:06.349088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052475observed f2a8361e17fcbd07724e532b7dc0df3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:06.330329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052475/manifest.jsonobserved 30d06d4fd9f4408650e6bac94e1078ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:06.312100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052475/publication.mdobserved 24a347618c38fc3a2ea12f3aca8c7477...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:06.295197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052475/publication.txtobserved efbe8890bd212d98e77dc6343181a2f0...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. |
|---|