OT-2026-000090808
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, 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-2026-000090808) never changes.
Identity and time
| Publication number | OT-2026-000090808 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f32-7f1a-827a-561a1afc5aa4 · 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-2026-000090808 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8cc71df899e2d739206e9eafa5d49279e90abdf730f2c8761895c70bbbaa8dfd |
|---|---|
| Markdown | a056f0fb7d6030a327c50a744659515045ae217b40d0209c8d6c19f73ffbf020 |
| Publication page | b3e2c5caf858e534f6d58d546332ee779d7adb62d7a454411027bf050d8570ea |
| Manifest | a13f13c38f7948fdfb278b74f52401ebb4af7fb8b2e5a05903d6581daecd80d3 |
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 | B/Kl2Io7cqpOnSgZ5jOsoZZ0uQPX98WiKtbYLUstK/OB3XxgfPlVWI09byBSq4sS4IPzdnVvZaLGy3ggnOhiAw== |
| 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
| 2026-09-17T09:45:01.087120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090808observed b3e2c5caf858e534f6d58d546332ee77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:01.070675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090808/manifest.jsonobserved a13f13c38f7948fdfb278b74f52401eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:01.053149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090808/publication.mdobserved a056f0fb7d6030a327c50a7446595150...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:01.034960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090808/publication.txtobserved 8cc71df899e2d739206e9eafa5d49279...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. |
|---|