OT-2026-000054421
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000054421) never changes.
Identity and time
| Publication number | OT-2026-000054421 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1282-75cf-965a-d9cd1577f488 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054421 |
| Status | PUBLIC |
Content hashes
| Canonical text | e2fb66f6b0dc4444af377c4f8afa46e9641df6a57e236d19b88fb79a039c35b6 |
|---|---|
| Markdown | 203702332fdf89eaab86ffa6da1b35b9c5e2cef020d6eb1962ec0c22c3eb0822 |
| Publication page | 909ec11f183c76433c55fa6823d10251a859fe3978151d91c80697d5e884dc91 |
| Manifest | 91ce7283db5a1bf6ac9f5edd0ac615ff63e9fe33d6fcff069c373969519d9fff |
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 | 5N8jq/q+SowGUV9H5a4SYwpMHlV5Ww3nCcQ7rsGrR43RkREhXMSDuiGN8X7EKEKgmaPyYxuWq4chdaPXGRtGCQ== |
| 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
| 2026-09-17T10:53:24.250412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054421observed 909ec11f183c76433c55fa6823d10251...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:24.232102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054421/manifest.jsonobserved 91ce7283db5a1bf6ac9f5edd0ac615ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:24.213923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054421/publication.mdobserved 203702332fdf89eaab86ffa6da1b35b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:24.195812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054421/publication.txtobserved e2fb66f6b0dc4444af377c4f8afa46e9...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. |
|---|