OT-2026-000090259
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two stage ejector, 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-2026-000090259) never changes.
Identity and time
| Publication number | OT-2026-000090259 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-4290-750a-ad84-60310ad2595f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090259 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7912447f478190964bc174cc0cd953a517155276e969e8f4247939e0e306060 |
|---|---|
| Markdown | 80be7538015fe1969ca0067e593e69c83c739902740f6b5e38fff26bd11fb4e6 |
| Publication page | d4f554c993cd262fe41e3e78640a20c228ced36f4cba5d0133e115f29490abf0 |
| Manifest | 352a15a2e535677c66bae8797fa805f845e8b97b24d669b23f18cb1e771a6385 |
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 | E2xScyQ2kZC0rVH2Jt3JzFR+XLpIkvfwepoqCdEzDwCP1BrCL1Ebdq0FjmCU7JVPHe44Y7P7+sjcKv+oxmldBg== |
| 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
| 2026-09-17T09:46:20.125267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090259observed d4f554c993cd262fe41e3e78640a20c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:20.106455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090259/manifest.jsonobserved 352a15a2e535677c66bae8797fa805f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:20.089376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090259/publication.mdobserved 80be7538015fe1969ca0067e593e69c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:20.071462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090259/publication.txtobserved d7912447f478190964bc174cc0cd953a...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. |
|---|