OT-2026-000015420
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000015420) never changes.
Identity and time
| Publication number | OT-2026-000015420 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef49-7a35-955c-9981b5e963b3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015420 |
| Status | PUBLIC |
Content hashes
| Canonical text | 699f47effecd5503688dc0c2f10eb5bbae80d87b72f31e5b0b9e5c92a0ee0a26 |
|---|---|
| Markdown | 29ffe2a4054c744f221854970bffd00290141281f198c5a94c7db34db7aa5c5b |
| Publication page | 9a66ea4c52ffb6d88cc41487c0b796cde61ea48cb8e5da8400be160a3ad3c648 |
| Manifest | aae1931b97066c77ad87787ccb11ce3befacb55882ca1836be4dea6219384498 |
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 | IiNC8LL/OMZZg0XPTPLXIRIuirTkVy9MOY4GWJVQYV22Tzo3xyIKmHCpTlSKwJ1d7H+fXTuD5Y119LXf8U71DQ== |
| 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
| 2026-09-17T12:06:09.160117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015420observed 9a66ea4c52ffb6d88cc41487c0b796cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:09.139177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015420/manifest.jsonobserved aae1931b97066c77ad87787ccb11ce3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:09.121214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015420/publication.mdobserved 29ffe2a4054c744f221854970bffd002...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:09.101758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015420/publication.txtobserved 699f47effecd5503688dc0c2f10eb5bb...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. |
|---|