OT-2026-000087549
Publication integrity record
Three cup vacuum gripper, three zone face, two stage ejector, supply line pressure sensor, sustained 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-2026-000087549) never changes.
Identity and time
| Publication number | OT-2026-000087549 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd52-7dc5-9d35-8c87f54cf735 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087549 |
| Status | PUBLIC |
Content hashes
| Canonical text | af7cef7448169cf6569087454d3db89e8ccff7ace6042125ed3a7a2a70cca8f1 |
|---|---|
| Markdown | 3e2bd566de245fcab4e2fc6ec843b495aeab7d6945e180f00f09e45231da067c |
| Publication page | 0d985641d9cbe8b419f34a01e6d450b5b0f539a7a74484fac6c1d801b90fd66c |
| Manifest | 541d80197e93e52e8c2b58bc3fc440b07485d79f72b2652c8af52e321363abe3 |
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 | N9sGZbqZJl4sOzOZBEnlDpVoANKBfwe6jcaGU5GxSXy10dhV/LSEM5eSkKG1xXMFTt2R5i3rDwqAfOLSexzsCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:50:53.466954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087549observed 0d985641d9cbe8b419f34a01e6d450b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:53.449524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087549/manifest.jsonobserved 541d80197e93e52e8c2b58bc3fc440b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:53.433123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087549/publication.mdobserved 3e2bd566de245fcab4e2fc6ec843b495...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:53.415596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087549/publication.txtobserved af7cef7448169cf6569087454d3db89e...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|