OT-2026-000055275
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000055275) never changes.
Identity and time
| Publication number | OT-2026-000055275 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a100-77bf-8a6a-195401eccd03 · 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-2026-000055275 |
| Status | PUBLIC |
Content hashes
| Canonical text | a63c476fc6faf830e63239251eb380a2d6918fc02fc7f78916e18426fabbe03c |
|---|---|
| Markdown | ced13437eab7ccc37b5de2ff75cd4807b060d7f0c25aecb7e499648e0bfda849 |
| Publication page | ba98b9245a4d5c6bf2a0459b554b63d227a4655b9a3c1c64d117fbf71a6f7fd6 |
| Manifest | 4733d99c65ea770eb00a0d47234a276ba3377f870818c76302cf3e4eb0a784db |
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 | F3tzeFnKebB+rGXGsLwEXHfsjwmzFLhfrLJp8v8WReZldbUbD3DK1Ch3CzbiubgCSLB8/IyLDDo6uWdyBbwBDg== |
| 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
| 2026-09-17T10:51:52.079233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055275observed ba98b9245a4d5c6bf2a0459b554b63d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:52.061141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055275/manifest.jsonobserved 4733d99c65ea770eb00a0d47234a276b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:52.043384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055275/publication.mdobserved ced13437eab7ccc37b5de2ff75cd4807...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:52.026310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055275/publication.txtobserved a63c476fc6faf830e63239251eb380a2...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. |
|---|