OT-2026-000090954
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000090954) never changes.
Identity and time
| Publication number | OT-2026-000090954 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-75bd-92ed-9224c686a358 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090954 |
| Status | PUBLIC |
Content hashes
| Canonical text | 22a1e0d6fbc68a27539fb3305e633efb63f567dbfd6838a7ba25b3e1f7b50f82 |
|---|---|
| Markdown | bfd0110db219f86aaa23e5a5cf2038605f5c287adb487c6069255581137157b8 |
| Publication page | a8f513754b57055d1e03061306817702075175fedd9a5f27807ccf855ba9e24b |
| Manifest | 1b271e6dfb04a5897071c8ced37ad7e111d012ce0d32c970cbb92d83f80d5e10 |
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 | 7hGAYHSvXPYksw2i3gjAXKKDJKyscRafe5YiF9NZIYCj+ECvgDuiPCnTDA9jLTcvqeIyyJ1+Q9LVQ8ZllfP5Cw== |
| 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
| 2026-09-17T09:44:10.544922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090954observed a8f513754b57055d1e03061306817702...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:10.527271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090954/manifest.jsonobserved 1b271e6dfb04a5897071c8ced37ad7e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:10.509853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090954/publication.mdobserved bfd0110db219f86aaa23e5a5cf203860...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:10.489284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090954/publication.txtobserved 22a1e0d6fbc68a27539fb3305e633efb...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. |
|---|