OT-2026-000087708
Publication integrity record
Foam pad vacuum gripper, four zone face, pump fed, supply line pressure sensor, sustained 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-2026-000087708) never changes.
Identity and time
| Publication number | OT-2026-000087708 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd54-7c87-915e-ab0a0086fe56 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087708 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28fc3d5f02f7d4a75089e96f3babe3103628966be2e56313f6de91d3ddb634df |
|---|---|
| Markdown | 2fbde529b8481b03584ec16cf24b8987a4a0a309010019cfefeccf98d8b2e784 |
| Publication page | 3517e78ddfdb8e81669da4e7a257623cf55c4f7c5f6b8fc39e3492ca2be55e21 |
| Manifest | b660687a3d70f9c8e4f60e604d5d3f5c9c4b446a6c54c69ecabd1728bb4bc34e |
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 | aSk0bQ7oOSfMgc7/NmEHaHyprDPbD6Kc5kaH9k1bwz4OBM8MXd+r7pJHyDjfVc7XbhqLLzegTZjhywYIl6EJDA== |
| 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
| 2026-09-17T09:51:09.581802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087708observed 3517e78ddfdb8e81669da4e7a257623c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:09.566028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087708/manifest.jsonobserved b660687a3d70f9c8e4f60e604d5d3f5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:09.548991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087708/publication.mdobserved 2fbde529b8481b03584ec16cf24b8987...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:09.533128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087708/publication.txtobserved 28fc3d5f02f7d4a75089e96f3babe310...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. |
|---|