OT-2026-000054170
Publication integrity record
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before set-down
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-2026-000054170) never changes.
Identity and time
| Publication number | OT-2026-000054170 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-79e1-ab33-77a009a7fe72 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054170 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0fc90041d35b241318e5bfbfab86b591569cbd6007604f2e455c3a9f8c76ad30 |
|---|---|
| Markdown | 7ed4f8f5febc6928db2f60599d10bc2be4366ea5b513833f47db644731bdfb52 |
| Publication page | 8c483590ee9c316abca50580364a4d08671d51de13b5ae14f43663565c3ad068 |
| Manifest | 2b9c3c04b76f38b8addcdbc8d6526e6a93a375c128de86f838a4506c92be3d93 |
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 | drnfXirIrHNQoLaQM92Vy1/Tm80Fb7DqP7OWSVZ9tjoPCMG6JrfnzddkKlbsVzAzf3fA95UzhjD7LGoRKkKLBg== |
| 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
| 2026-09-17T10:54:36.920409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054170observed 8c483590ee9c316abca50580364a4d08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:36.903131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054170/manifest.jsonobserved 2b9c3c04b76f38b8addcdbc8d6526e6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:36.884031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054170/publication.mdobserved 7ed4f8f5febc6928db2f60599d10bc2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:36.867079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054170/publication.txtobserved 0fc90041d35b241318e5bfbfab86b591...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. |
|---|