OT-2026-000049443
Publication integrity record
Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000049443) never changes.
Identity and time
| Publication number | OT-2026-000049443 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-756a-bd05-da50db9bcf6f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049443 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28fbf75f93faba162182677aa387f029da5dfb989d70bb043e167e0bbc09ad62 |
|---|---|
| Markdown | 634a0dc339245b97bd24acde44abb7aa49091271d6d640ec6eb4b837a3022b43 |
| Publication page | e8e496898f255f793350e3e85dc2dcbca41e880b8b0a2f682b2afdea06831e9e |
| Manifest | 4893bbfd54eed85a731208061f4e5740548d8162c95a493fd5d9dccd5863491b |
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 | UgbUIm7MFxGT90yVpqwHb/n2oSKIBxrxH1im5uagHTjw2n+fFVD/V174ex8RKqcj1ciAphgfzTlVBWEak+6ZAQ== |
| 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
| 2026-09-17T11:02:16.595480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049443observed e8e496898f255f793350e3e85dc2dcbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:16.577613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049443/manifest.jsonobserved 4893bbfd54eed85a731208061f4e5740...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:16.560828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049443/publication.mdobserved 634a0dc339245b97bd24acde44abb7aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:16.542034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049443/publication.txtobserved 28fbf75f93faba162182677aa387f029...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. |
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