OT-2026-000089557
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold 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-2026-000089557) never changes.
Identity and time
| Publication number | OT-2026-000089557 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a21-7be0-b278-38599413f7f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089557 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d4d7dfd9655f9cc4c3b8e45b1b7469f52ed12c262bec9efbcd6b6f4f4387ec8 |
|---|---|
| Markdown | 9ddb28c9b58b5f459e360cff9f48a0ce10318370513e098ab2925d6fa741e65f |
| Publication page | add1f7aaf7d492a1036e291e26a19806e59bb004f597b1f73b5e39244e885d3e |
| Manifest | ca20b2ed02146883be35791df8524be1228aa646a1a2578bcfe5b2b7ea0f7bef |
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 | uc19JAYLSX0j6iAEAqlgx9hhGNyLqqAPna/Uh3QEVUcrfgriZkapwGpgQApFPv28JlzR0/fF/1nri0TWZ8kiCw== |
| 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
| 2026-09-17T09:46:31.600760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089557observed add1f7aaf7d492a1036e291e26a19806...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:31.582028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089557/manifest.jsonobserved ca20b2ed02146883be35791df8524be1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:31.565706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089557/publication.mdobserved 9ddb28c9b58b5f459e360cff9f48a0ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:31.549595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089557/publication.txtobserved 4d4d7dfd9655f9cc4c3b8e45b1b7469f...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. |
|---|