OT-2026-000068507
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off 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-2026-000068507) never changes.
Identity and time
| Publication number | OT-2026-000068507 · never reused |
|---|---|
| Internal UUID | 01a0ae90-2481-7364-b5f2-08af10b54e20 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:17.262143Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068507 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c8ef023c96c2b05daa8e0334ca580f622953155cb40cd52f52fdf479f46b1aa |
|---|---|
| Markdown | 9091198ce01cf6c5631faf63b889afa66bd4820761ac7d3a1d1a30e23fa0f24c |
| Publication page | fa8a2e2e336a4947842aedae3e144c17658b3e82f8e1adb197e6b27bde005159 |
| Manifest | 544abea1ef13073acf30595a24bdee2d4c83ecf54b7bcde71d44a9d34fb3e777 |
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 | jJjy2AwQopAwAeN4tc2SRwfs6cWp4s9YBehDUwv29qdNBOKK1B+N5E9X4Bj5fC+QtIe8rZTUca1EmI0IOikLCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:29:39.980684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068507observed fa8a2e2e336a4947842aedae3e144c17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:39.962716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068507/manifest.jsonobserved 544abea1ef13073acf30595a24bdee2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:39.946394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068507/publication.mdobserved 9091198ce01cf6c5631faf63b889afa6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:39.929404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068507/publication.txtobserved 4c8ef023c96c2b05daa8e0334ca580f6...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. |
|---|