OT-2026-000089898
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000089898) never changes.
Identity and time
| Publication number | OT-2026-000089898 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428d-7d48-b748-585bc8202268 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089898 |
| Status | PUBLIC |
Content hashes
| Canonical text | a04d957b0975a56f7be399aa07e21e0287289989d516288e1100204acf27e5bf |
|---|---|
| Markdown | d73645b8e9f5df11e289d13d251b01ab405cedd7fdc076fb03c02780bc1c9195 |
| Publication page | a27570fc3acb66115e9109f1879daeed0cc00f42c6ad4fc6ff75a923c26bf7be |
| Manifest | 75953e998dc645a3c949c5597eee01a28c29286f873e4d2df2720ce4f54f697e |
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 | Pa2Gym/FUc3mEHlZ7UHp8zAaDZFyuWLenr6K4AxsRNrUDu4+kh5RLgkznwkh8saDmDR5jzL7SFJIXufts1u3Dw== |
| 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
| 2026-09-17T09:45:09.839182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089898observed a27570fc3acb66115e9109f1879daeed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:09.819346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089898/manifest.jsonobserved 75953e998dc645a3c949c5597eee01a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:09.800016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089898/publication.mdobserved d73645b8e9f5df11e289d13d251b01ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:09.780738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089898/publication.txtobserved a04d957b0975a56f7be399aa07e21e02...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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