OT-2026-000020011
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two 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-2026-000020011) never changes.
Identity and time
| Publication number | OT-2026-000020011 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7d61-a878-f741115f6b68 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020011 |
| Status | PUBLIC |
Content hashes
| Canonical text | 011c5eb29bd755ec2ba72195ea2ef0d7e5e939396dfd2e7fe32d6f635ec0733b |
|---|---|
| Markdown | e9dcd6b054925f57544e47faf1d1ce7d174bf310d719f76d53953764f9888b81 |
| Publication page | 8e8e392008728100de94f142850855d36fb1198150948754f80066934db31419 |
| Manifest | 0199ece80a190563ef3f72f80ee7ab302f076ef68ce8e344000bae08ac36f7c5 |
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 | f1tEU9tF8IQ6vbI46izAHmdW+/oEiw8m7B20wl96jvQ/i2sy4DBwihO6VpM0JoxEyadhcYAOFz71392stBMLCg== |
| 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
| 2026-09-17T11:58:15.701878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020011observed 8e8e392008728100de94f142850855d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:15.684684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020011/manifest.jsonobserved 0199ece80a190563ef3f72f80ee7ab30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:15.666878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020011/publication.mdobserved e9dcd6b054925f57544e47faf1d1ce7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:15.650654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020011/publication.txtobserved 011c5eb29bd755ec2ba72195ea2ef0d7...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. |
|---|