OT-2026-000016741
Publication integrity record
Two cup vacuum gripper, two 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-2026-000016741) never changes.
Identity and time
| Publication number | OT-2026-000016741 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-5918-79fe-9773-dca8b69d43c0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:22.507214Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000016741 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19172c7552736f6c18544b816476c0dd74b56b7f3d79ffd11c8b098d33d898ff |
|---|---|
| Markdown | f142871b610ef670c2fa2ac9377fc6c3fc7ff4036b510de00b24f8017726cd3a |
| Publication page | 4737d87938db7e5c7e8c101b9cde9681a301f3add76332263595601664eb76fe |
| Manifest | 21d3cdcf0d9116a714627385e03ff44ec1b2e055283935f1b59808766cbcbd65 |
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 | d6mOnlLIAfsxKsLAxCfhYvzZWnawQsmR+ZR321lkIA6QJFZz9ONXg9UvF9gPgbZqfXgf33tXdiaF4l5UKOvKBQ== |
| 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
| 2026-10-18T04:41:25.183946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016741observed 4737d87938db7e5c7e8c101b9cde9681...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T04:41:25.059184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016741/manifest.jsonobserved 21d3cdcf0d9116a714627385e03ff44e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T04:41:24.957229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016741/publication.mdobserved f142871b610ef670c2fa2ac9377fc6c3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T04:41:24.800063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016741/publication.txtobserved 19172c7552736f6c18544b816476c0dd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T20:41:40.145084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016741observed 4737d87938db7e5c7e8c101b9cde9681...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T20:41:40.062660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016741/manifest.jsonobserved 21d3cdcf0d9116a714627385e03ff44e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T20:41:39.989635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016741/publication.mdobserved f142871b610ef670c2fa2ac9377fc6c3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T20:41:39.774723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016741/publication.txtobserved 19172c7552736f6c18544b816476c0dd...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 |
|---|