OT-2026-000043060
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000043060) never changes.
Identity and time
| Publication number | OT-2026-000043060 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-3278-7be4-b53b-c097cb291714 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043060 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2467312a4efc746438a374f88cd86ede96ce80cd6b7782464dd0e0d82325cd3f |
|---|---|
| Markdown | 733c5c3629fc21a59bbb7b01bf1a9d0038f8cf354e84f009627df8d0676d1026 |
| Publication page | fa94d2a99b34d662eaf8f28a32de73d56374f37c10475bafcf328d90840a5874 |
| Manifest | 2d135b684941f95249bc30bb4c4163a6c7155eeeeeedd91d9a0570d892de876a |
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 | Wx8sckDyDPF3E4QdLakSQoyeyx4Yxn1eRKmiyAx2PnH9ndLDXEUvFfydQyjou8KRcj6Zy82lEaCySPBysZzXDQ== |
| 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
| 2026-10-29T04:41:54.230625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043060observed fa94d2a99b34d662eaf8f28a32de73d5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-29T04:41:54.168864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043060/manifest.jsonobserved 2d135b684941f95249bc30bb4c4163a6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:41:54.109458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043060/publication.mdobserved 733c5c3629fc21a59bbb7b01bf1a9d00...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:41:53.890931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043060/publication.txtobserved 2467312a4efc746438a374f88cd86ede...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T20:41:21.457578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043060observed fa94d2a99b34d662eaf8f28a32de73d5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T20:41:21.388900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043060/manifest.jsonobserved 2d135b684941f95249bc30bb4c4163a6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T20:41:21.303672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043060/publication.mdobserved 733c5c3629fc21a59bbb7b01bf1a9d00...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T20:41:21.125507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043060/publication.txtobserved 2467312a4efc746438a374f88cd86ede...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 |
|---|