OT-2026-000090640
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000090640) never changes.
Identity and time
| Publication number | OT-2026-000090640 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-7e5b-9916-bf1a7feb96b3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090640 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1cbd5ca5d3cbad1de885c8b86affd32fd7ce46ae2ad0c759d41307a6a4388e3 |
|---|---|
| Markdown | 030a489e57b4969f1a70252fc1170c03a41c4b07ac8753b7e5f6c11ded808b14 |
| Publication page | 6f63e54ec6df746911cc68b622dbff5cdf4a35ef1f068543c05201312ef875a7 |
| Manifest | 0a78dd2c13b4a1dd98a69a40a2cf860d84e7338250098522b0d7c1e8781f971a |
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 | TQFQ7pfwHmTCRwvv52dUHtn+hjaMqrIVS0/Vz1gqPZsAJ8MnniChSE/jq46r++uJUBLdpOFuBKZB4tvBYbdSBw== |
| 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
| 2026-09-17T09:44:49.614028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090640observed 6f63e54ec6df746911cc68b622dbff5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:49.594939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090640/manifest.jsonobserved 0a78dd2c13b4a1dd98a69a40a2cf860d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:49.577092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090640/publication.mdobserved 030a489e57b4969f1a70252fc1170c03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:49.560536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090640/publication.txtobserved b1cbd5ca5d3cbad1de885c8b86affd32...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. |
|---|