OT-2026-000042452
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000042452) never changes.
Identity and time
| Publication number | OT-2026-000042452 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cc-75ad-8fb5-64dcef0ff4c0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042452 |
| Status | PUBLIC |
Content hashes
| Canonical text | c00ac858c8f7845e8fcaaa23d05d8c610ece099b16ccb15a8b43a9748c22ac40 |
|---|---|
| Markdown | 6e1ab9802fd118a437268baf8deb8aa33fe8f00c0c65e5c23dbcaa2ad5087d67 |
| Publication page | 0e01f879610b19abc062d0e403b881c749db5bff075cda33f21d43394c60bed2 |
| Manifest | c142263d2294bc9f3c35dceb3962769ad5fa36772f790c4fb8afdb3dde5d3897 |
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 | e9kKgFCQOe+h6gukoQqyjyWvxKpVY8srxIvf/dVAsgdLe2r90QEoJeVtkvfpWO3eJ6NhJU+N3DCSFliSjB6TCQ== |
| 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
| 2026-09-17T11:14:00.648759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042452observed 0e01f879610b19abc062d0e403b881c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:00.630955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042452/manifest.jsonobserved c142263d2294bc9f3c35dceb3962769a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:00.578669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042452/publication.mdobserved 6e1ab9802fd118a437268baf8deb8aa3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:00.516430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042452/publication.txtobserved c00ac858c8f7845e8fcaaa23d05d8c61...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. |
|---|