OT-2026-000055619
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000055619) never changes.
Identity and time
| Publication number | OT-2026-000055619 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a103-73e8-a82e-bcd28b481974 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055619 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd802cf711b253badf2fd2e6734db98199c9505c7c401b9062b03e78d4917e2a |
|---|---|
| Markdown | 05a66297d6b58e177bdb127f154bb67b5263ee2056b6a0fcf27cf1d76fb303e8 |
| Publication page | 5cc486376cca6020b258511d2c34861049168621315233ac17eb0b8d719de4e3 |
| Manifest | d0d3edbf731426ba83dee30af3510b1b32604c3edf86bb52a1493f71c29b1603 |
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 | QjD443t6ZMP05EtnYRAgg+Em88J0fS+23aT8PEWuCl8p8soAfD4ahgu96xjQ9HTslOCdbUZfNo+sRIGqcsN4Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:52:51.859910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055619observed 5cc486376cca6020b258511d2c348610...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:51.841683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055619/manifest.jsonobserved d0d3edbf731426ba83dee30af3510b1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:51.824217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055619/publication.mdobserved 05a66297d6b58e177bdb127f154bb67b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:51.806721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055619/publication.txtobserved dd802cf711b253badf2fd2e6734db981...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. |
|---|