OT-2026-000026208
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000026208) never changes.
Identity and time
| Publication number | OT-2026-000026208 · never reused |
|---|---|
| Internal UUID | 01a0ae71-a841-71b7-9092-3ec8c48f469c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:59.376802Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026208 |
| Status | PUBLIC |
Content hashes
| Canonical text | b14c3be247a80bc0895b809ac5ef41ee75e850b28a36ace55de6b386de316faa |
|---|---|
| Markdown | 449d5bc3c10c0edf96a0f8e91ea8517bc93696e45e23ba3966c5802aebde0bd7 |
| Publication page | f40b816204e75a15ca6ac9dd1c547e7a79183abb505ff60e6d6810d5907ff1db |
| Manifest | 6dc0df27983eda7cf075ccb5efc5e3ee579db876a57cf84a7e915c4529324275 |
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 | wH+vzFAzrN/HuJTXkOFO8tVNiy/aaB3Wukwd4D5EJYXq9eBNbLySAzYYq4Pbd2WNmFnypcbOqmcZuSxiFw2iBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-10T12:41:33.046592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026208observed f40b816204e75a15ca6ac9dd1c547e7a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-10T12:41:32.908396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026208/manifest.jsonobserved 6dc0df27983eda7cf075ccb5efc5e3ee...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T12:41:32.801663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026208/publication.mdobserved 449d5bc3c10c0edf96a0f8e91ea8517b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T12:41:32.678661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026208/publication.txtobserved b14c3be247a80bc0895b809ac5ef41ee...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:42:06.764799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026208observed f40b816204e75a15ca6ac9dd1c547e7a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:42:06.678921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026208/manifest.jsonobserved 6dc0df27983eda7cf075ccb5efc5e3ee...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:42:06.595892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026208/publication.mdobserved 449d5bc3c10c0edf96a0f8e91ea8517b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:42:06.478409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026208/publication.txtobserved b14c3be247a80bc0895b809ac5ef41ee...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|