OT-2026-000053171
Publication integrity record
Foam pad vacuum gripper, three zone face, 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-2026-000053171) never changes.
Identity and time
| Publication number | OT-2026-000053171 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a432-7ded-a948-dca1dfb07de2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053171 |
| Status | PUBLIC |
Content hashes
| Canonical text | 20fd0e8810555e8f23baffe89cef0001686d3d8d63b346520b4058c6a1257172 |
|---|---|
| Markdown | 95ff831b70c8c6cb5ceeff0902ce5307c34f9e631c45e9d45c7e6037ae0b62a3 |
| Publication page | bb4683586ff3b8dcce354485b3fac072c4e7a499f46e967b517c6e9afdcc352c |
| Manifest | 24cd4593ed3b4fb9f46749a48e40dcedc0cce4cd4a6be219d82fc62ea958fae2 |
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 | KEXYfS4AeL48uoRJlmo7hG1iZRADcUwhEL0ApQGqOnhjw8hSgkZ+2cnOlXQND5o7K0AKALbQXwsJ5Z0ev2RlCg== |
| 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
| 2026-09-17T10:56:59.679163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053171observed bb4683586ff3b8dcce354485b3fac072...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:59.662546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053171/manifest.jsonobserved 24cd4593ed3b4fb9f46749a48e40dced...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:59.642592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053171/publication.mdobserved 95ff831b70c8c6cb5ceeff0902ce5307...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:59.623179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053171/publication.txtobserved 20fd0e8810555e8f23baffe89cef0001...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. |
|---|