OT-2026-000006395
Publication integrity record
Vacuum cup gripper, per zone isolation, six outlet manifold, pump fed, pressure verified, rubber cups
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-2026-000006395) never changes.
Identity and time
| Publication number | OT-2026-000006395 · never reused |
|---|---|
| Internal UUID | 01a0a959-7c49-7bc0-b027-12ee1b736ab8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:33:29.164418Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006395 |
| Status | PUBLIC |
Content hashes
| Canonical text | 70beb09ead43525d5483e0491e6691eaf076f89d86ee9292de510605db5b9bb7 |
|---|---|
| Markdown | ee0dd643f604721429dc2c453a5e4cf000e676ff45182c89640e888e17e2eba5 |
| Publication page | 5aca0100bfb6860c050a4e454bcac36afde7a61548732e224c9fd34c5883fab2 |
| Manifest | 6462fbee19a9fca8bd1e01241a6645a974de435e030f1c8d0c6f78e8017f77f1 |
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 | pMJmZbPT1b+Bl1qFAge5+hse+QL6bcq7SBCpLXG4rJz7coQSJ/QHPCet7Gl+qG0GgJNKz1bFJ+wS6tVqRaepBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
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Independent retrieval
| 2026-09-18T12:42:59.179754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006395observed 5aca0100bfb6860c050a4e454bcac36a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-18T12:42:59.010391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006395/manifest.jsonobserved 6462fbee19a9fca8bd1e01241a6645a9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T12:42:58.865745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006395/publication.mdobserved ee0dd643f604721429dc2c453a5e4cf0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T12:42:58.627343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006395/publication.txtobserved 70beb09ead43525d5483e0491e6691ea...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:42:09.109198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006395observed 5aca0100bfb6860c050a4e454bcac36a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:42:07.965642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006395/manifest.jsonobserved 6462fbee19a9fca8bd1e01241a6645a9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:42:07.474294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006395/publication.mdobserved ee0dd643f604721429dc2c453a5e4cf0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:42:07.059628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006395/publication.txtobserved 70beb09ead43525d5483e0491e6691ea...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 |
|---|