OT-2026-000052538
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented 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-2026-000052538) never changes.
Identity and time
| Publication number | OT-2026-000052538 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-745f-8820-54324c835bba · 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-2026-000052538 |
| Status | PUBLIC |
Content hashes
| Canonical text | 273c677ce4ad0c9249d06dace521a3272e8ab74055fb86a05b706d6a55ebff27 |
|---|---|
| Markdown | 2eee652862b906d5f6314627e40ed864c6127c2d8576c1e6dabfcd28551f3dd9 |
| Publication page | 434758df4c8116db4fb84212ac8e33c95669bec687eabb30d478fd61208d2bfc |
| Manifest | b830eb976c18a968dcb93f147dea14ad72d898b68653dda06e824ab6dd705017 |
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 | QuQX1AzGaKJmpYPOzwmn41ZgMCBy14gF+NusoCKXKtDISURU7tMYDFKm6+Az8lHvnc+QQS3E+V5O8Kwk6uwZDA== |
| 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
| 2026-09-17T10:57:11.256096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052538observed 434758df4c8116db4fb84212ac8e33c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:11.237677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052538/manifest.jsonobserved b830eb976c18a968dcb93f147dea14ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:11.218709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052538/publication.mdobserved 2eee652862b906d5f6314627e40ed864...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:11.200477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052538/publication.txtobserved 273c677ce4ad0c9249d06dace521a327...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. |
|---|