OT-2026-000053883
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000053883) never changes.
Identity and time
| Publication number | OT-2026-000053883 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735e-7fd6-819f-dfc68e76d78a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053883 |
| Status | PUBLIC |
Content hashes
| Canonical text | e29b4f83b60772a1b2545875aceab6ee5e2a227a780c8ee28f8d7e50cd565da4 |
|---|---|
| Markdown | 4f3c8d3d817c0680fe27ba6965449a2f2958cfa97dc68335172a5a24e9f67093 |
| Publication page | 485d780c544ff799132751118635e9922b48a951c81208f2c84966bfde98b84c |
| Manifest | bb1814e253cbe1edadb3995bd9eaa6c514e9688bd4db66f71a0e0936f80417d3 |
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 | 964WhZHvrjhSt0nE+IsHOXg2vTUKn7JCLseXlQsZ+KgsEGTbntn4nSMCa5ITHRrQvj1UbDAZlN971lm2ZMOTCg== |
| 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
| 2026-09-17T08:40:42.717869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053883observed 485d780c544ff799132751118635e992...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:42.574428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053883/manifest.jsonobserved bb1814e253cbe1edadb3995bd9eaa6c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:42.558655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053883/publication.mdobserved 4f3c8d3d817c0680fe27ba6965449a2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:42.526910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053883/publication.txtobserved e29b4f83b60772a1b2545875aceab6ee...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. |
|---|