OT-2026-000090552
Publication integrity record
Four bellows cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, sustained blow-off before set-down
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-2026-000090552) never changes.
Identity and time
| Publication number | OT-2026-000090552 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-73b8-a820-a64d59bf0b06 · 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-2026-000090552 |
| Status | PUBLIC |
Content hashes
| Canonical text | 855c16851dec94dc793465aaff451d884a350c0e2583f505bbd7e99d1edaea0e |
|---|---|
| Markdown | f8595a44f534c14d4bb1bcff919b4e1b8efaf56c0427e45f15aacc14446af82b |
| Publication page | ae53445f89d402c24cca7b4f3f78332518349b79e898e6e849b9363e4e782701 |
| Manifest | f0bebcd3ca34cc813f3cc68b166779073bcbd58ea379ca2ab8b246e0c0950e8d |
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 | KRBCoZrEZn8CKiLbyVxyofC/hXSo8JPgoaE2rk1LT0Aq0u+yNiSK12+Hq27U06n18lG7xWEXf8xIQHiMYQELDA== |
| 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
| 2026-09-17T09:44:43.525669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090552observed ae53445f89d402c24cca7b4f3f783325...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:43.509150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090552/manifest.jsonobserved f0bebcd3ca34cc813f3cc68b16677907...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:43.492406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090552/publication.mdobserved f8595a44f534c14d4bb1bcff919b4e1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:43.476220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090552/publication.txtobserved 855c16851dec94dc793465aaff451d88...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. |
|---|