OT-2026-000047556
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000047556) never changes.
Identity and time
| Publication number | OT-2026-000047556 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e59-7e04-aca3-69937ba83c3b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047556 |
| Status | PUBLIC |
Content hashes
| Canonical text | da5851d0af3308c36ab37135e44767b96c5225998e6e2beb3451f5a035beaad4 |
|---|---|
| Markdown | efb3023979e327ce10859f35a087d388832a754bbd9acbc46376824ff7c41b8c |
| Publication page | f9fbc605e5da6062039dd02ef29b45b495884ba9319b7009ecaa1e64de6c139a |
| Manifest | ff270886001c5aafd040449d069b444a014d4de2ab25b9fa98c9e02ebdb814bc |
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 | 4MJ1NbK1NCmmDyE0KPDoRKUYQcK/uRTU28CpuZyZYYz8cXdS0c4Sdp7Cd47IsWSHzbr88zizQBydDYlijIeTDw== |
| 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... |
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Independent retrieval
| 2026-10-30T08:41:06.201372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047556observed f9fbc605e5da6062039dd02ef29b45b4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-30T08:41:06.135949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047556/manifest.jsonobserved ff270886001c5aafd040449d069b444a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T08:41:06.068562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047556/publication.mdobserved efb3023979e327ce10859f35a087d388...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T08:41:05.940338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047556/publication.txtobserved da5851d0af3308c36ab37135e44767b9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T00:41:04.326998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047556observed f9fbc605e5da6062039dd02ef29b45b4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T00:41:04.279215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047556/manifest.jsonobserved ff270886001c5aafd040449d069b444a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T00:41:04.226578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047556/publication.mdobserved efb3023979e327ce10859f35a087d388...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T00:41:04.173459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047556/publication.txtobserved da5851d0af3308c36ab37135e44767b9...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 |
|---|