OT-2026-000090738
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000090738) never changes.
Identity and time
| Publication number | OT-2026-000090738 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-7527-b256-9d9426f10aea · 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-2026-000090738 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4803e0b1e5861d18e51710079e2038a74badf406cb2ebde491a6a47c7c632a86 |
|---|---|
| Markdown | 362631c9697252a2faf04016b6bfeb811797486fa29f7073fd53d677f849b275 |
| Publication page | f9b37201205506d695d83e1a1894ef0e2e6a27007530ede9e45fa853c08d23e3 |
| Manifest | 16900b5236fd86712a35254b7c0b178df859b9663980187cc73884010436eaa5 |
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 | pbpDYI2Am7Jf3vRO9dKiuO7Ou+CRfclJkX/jf5iAAx21FQT9mX33IQxTC+lgqEBQ7nVNZ29UN1xaHZIkwfleDg== |
| 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
| 2026-09-17T09:44:55.669717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090738observed f9b37201205506d695d83e1a1894ef0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:55.651944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090738/manifest.jsonobserved 16900b5236fd86712a35254b7c0b178d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:55.634343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090738/publication.mdobserved 362631c9697252a2faf04016b6bfeb81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:55.616263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090738/publication.txtobserved 4803e0b1e5861d18e51710079e2038a7...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. |
|---|