OT-2026-000020095
Publication integrity record
Four bellows cup vacuum gripper, four zone face, three 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-2026-000020095) never changes.
Identity and time
| Publication number | OT-2026-000020095 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb8-79a9-bf4f-e730ecbb06df · 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-2026-000020095 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3bef20ca5de54298ed5390294186ad9c1461c7174e4b80fb7a1f25b5fb00bc04 |
|---|---|
| Markdown | 23540b50c8185bd9920b4c9b33746586436734db27c4b7e6f984eebac5a7333c |
| Publication page | 6c520512261683e2069a84318986b563d25ae2db262986b2898a4d70d9cecd35 |
| Manifest | e5b813f975adf567277312925f5a3314529a7fcd64486f96f950bcccdf6a73d0 |
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 | 5a22uZ92pM6jz+kvVwTK0vPsOHt5naybFBoYEzstXQnIiHe2xfz/5i6Mww1jL1BxJJpZOl6636G+90z43GT2Bg== |
| 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
| 2026-09-17T11:58:22.249696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020095observed 6c520512261683e2069a84318986b563...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:22.229842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020095/manifest.jsonobserved e5b813f975adf567277312925f5a3314...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:22.202481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020095/publication.mdobserved 23540b50c8185bd9920b4c9b33746586...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:22.185294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020095/publication.txtobserved 3bef20ca5de54298ed5390294186ad9c...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. |
|---|