OT-2026-000087623
Publication integrity record
Foam pad vacuum gripper, four zone face, plant vacuum 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-2026-000087623) never changes.
Identity and time
| Publication number | OT-2026-000087623 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd53-759c-a8be-d9165923907a · 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-2026-000087623 |
| Status | PUBLIC |
Content hashes
| Canonical text | a33fadd161a2239f7b0a5aed9aecd77d386681e29eb4a66ae4e15087f9946ee4 |
|---|---|
| Markdown | faeef4d10ab680a580ea481a2161c4cffd53a0e1b831a675705249127b76377e |
| Publication page | 7121b68a28102f91c1949c6f25ec7197d2eea219e1726a4b82d17774ca24d145 |
| Manifest | 4af41d3873f264513ba03b4c3c1d3c2289c84d6a2a8718a8527da90af9684d02 |
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 | kTwI09T5c8eWM0nYojxRQTX9T242+vH/r/AykBv/H6aKLZ0/D1cybgsQS4Yzh6YvSbz3zXFTqhcDHkxnWjVSBQ== |
| 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
| 2026-09-17T09:51:04.140882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087623observed 7121b68a28102f91c1949c6f25ec7197...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:04.124618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087623/manifest.jsonobserved 4af41d3873f264513ba03b4c3c1d3c22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:04.107728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087623/publication.mdobserved faeef4d10ab680a580ea481a2161c4cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:04.091470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087623/publication.txtobserved a33fadd161a2239f7b0a5aed9aecd77d...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. |
|---|