OT-2026-000050738
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, vented 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-2026-000050738) never changes.
Identity and time
| Publication number | OT-2026-000050738 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b1-736e-aebf-cb5efcfe74a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050738 |
| Status | PUBLIC |
Content hashes
| Canonical text | 58df919b03087115d37041110a78e61ac93624e1c1e56c494cec46295c49de5f |
|---|---|
| Markdown | 7d1ff495babebf459e3c3de18368d39a609daa4ce19a025675196745bfc25f02 |
| Publication page | 3b3df7e807571e50248f51e703fa4b24dd83258fbd6574fc14f890209d729f95 |
| Manifest | 194ea1e0ec08766dd7ea85213851de75ea5808bf8da72221a7d127c4912e7c1c |
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 | 2+II+IPY93I6ySCMt1XXXHb8NiV7QK9AIQ4Hir0Dj3KQdp+S5HFRF+FnMh2dzvfLaLiCWK6+YpX39ps6SUPGDw== |
| 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
| 2026-09-17T11:00:06.676751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050738observed 3b3df7e807571e50248f51e703fa4b24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:06.658704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050738/manifest.jsonobserved 194ea1e0ec08766dd7ea85213851de75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:06.632871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050738observed 3b3df7e807571e50248f51e703fa4b24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:06.632064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050738/publication.mdobserved 7d1ff495babebf459e3c3de18368d39a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:06.613162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050738/publication.txtobserved 58df919b03087115d37041110a78e61a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:06.611127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050738/manifest.jsonobserved 194ea1e0ec08766dd7ea85213851de75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:06.590557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050738/publication.mdobserved 7d1ff495babebf459e3c3de18368d39a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:06.565833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050738/publication.txtobserved 58df919b03087115d37041110a78e61a...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. |
|---|