OT-2026-000066631
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000066631) never changes.
Identity and time
| Publication number | OT-2026-000066631 · never reused |
|---|---|
| Internal UUID | 01a0ae8e-ce41-798a-83b5-8a3458b1df4c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:49:49.649149Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000066631 |
| Status | PUBLIC |
Content hashes
| Canonical text | 44d6469d2ee57003341e17f42cf4099a7bf4c0ca0990537171d7f805cf3de9bd |
|---|---|
| Markdown | f6c9bf810230ff92478e4c32c2c5c07a8069e656c7fb5a2a168e8b69a42e8bed |
| Publication page | 4bceba95a1c03be30a8eff8dd568caeb8562b153205ce6a92a16f188ecadc28b |
| Manifest | d4ea457057b12011764f4d3a3b7d4a5e7bd195403b5a025316b4bacd3c7063f3 |
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 | AbkdvGIVxFZuN4Rx4wQOd8aCnAEgQsFMGw27G9SCTB1iPJF0DBPT8VhK+jjDsQrmUj7CdrcK/eReuL+E/nrECA== |
| 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
| 2026-09-17T10:33:00.612630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066631observed 4bceba95a1c03be30a8eff8dd568caeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:33:00.594856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066631/manifest.jsonobserved d4ea457057b12011764f4d3a3b7d4a5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:33:00.576061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066631/publication.mdobserved f6c9bf810230ff92478e4c32c2c5c07a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:33:00.557682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066631/publication.txtobserved 44d6469d2ee57003341e17f42cf4099a...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. |
|---|