OT-2026-000090525
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two 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-2026-000090525) never changes.
Identity and time
| Publication number | OT-2026-000090525 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7be0-89df-9f7a6817bf4d · 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-2026-000090525 |
| Status | PUBLIC |
Content hashes
| Canonical text | 612c68f06b1bceceb1596b097ff4d806ee199b28b49c4bd5c43d74e33310fadc |
|---|---|
| Markdown | 5b814c5e51dcf5a79325efe5d80c190c407aef4f6306c4be4ace45d1c3a61ea4 |
| Publication page | 8f1846f766a05ce2e978b0cfcc9283311bfa6b25c356f8e714f90587d78e96f1 |
| Manifest | afef4874010c09ece03968a26b78550298620ab433f7ad29756ab792bffe0473 |
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 | 1RXndPHtVlB1nPagjoFtAZxgzkp7qD4bL6/ghZtwwG9llsnkA0PphX+QT0Kc9V5oJk7h+PfVDRQHP3BPQDWxAg== |
| 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
| 2026-09-17T09:44:37.759814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090525observed 8f1846f766a05ce2e978b0cfcc928331...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:37.741814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090525/manifest.jsonobserved afef4874010c09ece03968a26b785502...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:37.724255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090525/publication.mdobserved 5b814c5e51dcf5a79325efe5d80c190c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:37.707614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090525/publication.txtobserved 612c68f06b1bceceb1596b097ff4d806...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. |
|---|