OT-2026-000053036
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000053036) never changes.
Identity and time
| Publication number | OT-2026-000053036 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-7169-9463-41d546024399 · 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-2026-000053036 |
| Status | PUBLIC |
Content hashes
| Canonical text | a74bdb9c6a79190faa547f61a8bcfe4342460f2411159a318a0ad252bc4be4c7 |
|---|---|
| Markdown | 64c3afb2f4b73a6f899a9d73fb0a5e50e0965750fbd33691d9c575b6c5aaa964 |
| Publication page | ba95f2d411772d335492c4259df1c4ab69a44facbdf7dc193e0882f96afc2824 |
| Manifest | ff519c91941304e49b0c90d683daec9bc39ea75c269d3b2b24fcbafae76517e9 |
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 | dcpgPgAnY0foLqNWkGfbmcsaxSv1B2aAQOzN/Me2wUAwqM7BLThzv/gNlRMu+HI2fXXKXQRgu/s8rEzTHhjXDQ== |
| 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
| 2026-09-17T10:56:44.529936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053036observed ba95f2d411772d335492c4259df1c4ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:44.511060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053036/manifest.jsonobserved ff519c91941304e49b0c90d683daec9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:44.492081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053036/publication.mdobserved 64c3afb2f4b73a6f899a9d73fb0a5e50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:44.473584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053036/publication.txtobserved a74bdb9c6a79190faa547f61a8bcfe43...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. |
|---|