OT-2026-000089315
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000089315) never changes.
Identity and time
| Publication number | OT-2026-000089315 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db01-70c4-8daf-8f014445c649 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089315 |
| Status | PUBLIC |
Content hashes
| Canonical text | d4fa1131b02806a3c93d6d8d5db3248558dd6243cfb1ff977619ddba1510a03a |
|---|---|
| Markdown | 7395b4e552069a3a0fcfc50f33b4fc4d396a2ac5b51173f7e101f48e3e273b89 |
| Publication page | 6ceaa0f0af0e8f01e13b3cc7248c718a621f9d1a2d9a83a755efdcb3008fec1a |
| Manifest | 88ce3c205e1a135f532722e9683cf4424306f66f72c62f5def9b30f29e3f579c |
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 | ThTeEgFnxh6bbzB+k5CkqyLgviAP6TK2kPbM4wclv1/PzKNQmK0CQ3hyb86bIT7eNTqX+IRvj9aZ9ComMuhlAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:47:21.949091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089315observed 6ceaa0f0af0e8f01e13b3cc7248c718a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:21.931956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089315/manifest.jsonobserved 88ce3c205e1a135f532722e9683cf442...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:21.914025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089315/publication.mdobserved 7395b4e552069a3a0fcfc50f33b4fc4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:21.895960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089315/publication.txtobserved d4fa1131b02806a3c93d6d8d5db32485...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. |
|---|