OT-2026-000052440
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000052440) never changes.
Identity and time
| Publication number | OT-2026-000052440 · never reused |
|---|---|
| Internal UUID | 01a0ae84-5739-79ad-b15f-d25dbeb00712 · 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-2026-000052440 |
| Status | PUBLIC |
Content hashes
| Canonical text | f65f5e6f466363327ac8a5f921454b10c86cafd0cade13344da40f85edd6d2a2 |
|---|---|
| Markdown | 607b98a599a59b51608f7354eb8d25f63f832e1e8c29a6b88fc70f4f831849c5 |
| Publication page | ce176dd3ef9860718c12c76435118ffd75f3941f14eaba66f30a424aa1d6a119 |
| Manifest | 26c857cdd9aec45e51cc53a59fc75376e2bed474e2121d17d78fe184dec391c9 |
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 | ze0keZ9EoxFYtV6ndcdOXHNgMgo3D1hHpBRS8/DV6VZ6OhL9b+MoB3e9RPvP3oHeS51UyAv9x7VTcHX7sMGIBA== |
| 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
| 2026-09-17T10:57:03.637603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052440observed ce176dd3ef9860718c12c76435118ffd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:03.619620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052440/manifest.jsonobserved 26c857cdd9aec45e51cc53a59fc75376...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:03.601775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052440/publication.mdobserved 607b98a599a59b51608f7354eb8d25f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:03.583980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052440/publication.txtobserved f65f5e6f466363327ac8a5f921454b10...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. |
|---|