OT-2026-000053004
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line 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-2026-000053004) never changes.
Identity and time
| Publication number | OT-2026-000053004 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-7937-969e-16c4b412ffcf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053004 |
| Status | PUBLIC |
Content hashes
| Canonical text | f3d9ed8e6f43d81e54112f5dff44f4370c5ccef884272f895f776d049ead9c08 |
|---|---|
| Markdown | 395091a6cdb5c2301d3932e0ab51374c0a374181088668b243028dff57156433 |
| Publication page | f07cc0da472a41f82acd64fee85c3b99ac90508521599ecccbc1522d454a906e |
| Manifest | 0074595bce0e24ba9c977b7559092f89bedf182bfba435bd802c664f9cf3c25f |
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 | GGIszuJhK7UIfN7aUOF3fakQcwjMjmysAV/NbUPUBXFC6lT+Wais8XR7jbAA/JUOWA9v/JIx/O5rfn7195c4Aw== |
| 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
| 2026-09-17T10:56:42.052548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053004observed f07cc0da472a41f82acd64fee85c3b99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:42.034180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053004/manifest.jsonobserved 0074595bce0e24ba9c977b7559092f89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:42.017024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053004/publication.mdobserved 395091a6cdb5c2301d3932e0ab51374c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:42.000298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053004/publication.txtobserved f3d9ed8e6f43d81e54112f5dff44f437...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. |
|---|