OT-2026-000090518
Publication integrity record
Foam pad vacuum gripper, four zone face, single 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-2026-000090518) never changes.
Identity and time
| Publication number | OT-2026-000090518 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7418-a790-78f29e820494 · 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-2026-000090518 |
| Status | PUBLIC |
Content hashes
| Canonical text | 429ca79046a115055138bbbca77144011a6a99283f735f98df8b44aec8ed66c3 |
|---|---|
| Markdown | c8b348334828c98107e38fdecce390c5a9491d1cf4f41cf7bdf61b9e544275f9 |
| Publication page | 8a8c490761bf298debc0a2f686d2f65fa2412ccf00f8c909b7c947c74b45f41c |
| Manifest | d1a62d9fbdcf934d15aa63d4cb387365c177badbd1a855dde85bf417e47325a1 |
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 | nfbPdBId0IOul9Fig0IoJIGb+rLwY+Qk46N2AgqHtFuNURHKaIU8kXIep6pr+EYOfFY3ms7oez0hFXPaBDhaCg== |
| 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
| 2026-09-17T09:44:37.014375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090518observed 8a8c490761bf298debc0a2f686d2f65f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:36.994901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090518/manifest.jsonobserved d1a62d9fbdcf934d15aa63d4cb387365...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:36.939259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090518/publication.mdobserved c8b348334828c98107e38fdecce390c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:36.886878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090518/publication.txtobserved 429ca79046a115055138bbbca7714401...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. |
|---|