OT-2026-000029587
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single 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-2026-000029587) never changes.
Identity and time
| Publication number | OT-2026-000029587 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e22-7bbd-9358-c409e5ddbb1b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029587 |
| Status | PUBLIC |
Content hashes
| Canonical text | a96e16bedca05320f386540ffcbfcb2c972e73499160fe3435023dadf4e679c5 |
|---|---|
| Markdown | 9061db5c4a437385c548de5920021fb54ed4e588ef102d2acf2d64e238ead2e4 |
| Publication page | 94174a1a210cc90903ed2a796dc1a7c9ebc737af50011018187e130b78dee05e |
| Manifest | 77eee51bc2eac07e8be2e3cb6f8aa108de4af2d63794f3995ceaaf8f5348d264 |
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 | rZYO05f0wBIpPzRi3pUlt4ujBeBrM95Xn0qx18Uw3OhBE9VzWRf6e+mTS/ZHco+RvZtF6JrYi7OfIbE/l08vBg== |
| 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
| 2026-09-17T11:39:17.021935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029587observed 94174a1a210cc90903ed2a796dc1a7c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:17.002283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029587/manifest.jsonobserved 77eee51bc2eac07e8be2e3cb6f8aa108...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:16.983970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029587/publication.mdobserved 9061db5c4a437385c548de5920021fb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:16.967061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029587/publication.txtobserved a96e16bedca05320f386540ffcbfcb2c...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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