OT-2026-000076849
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000076849) never changes.
Identity and time
| Publication number | OT-2026-000076849 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b070-7d32-9c2e-879534e465bf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076849 |
| Status | PUBLIC |
Content hashes
| Canonical text | d0ca52afc0d51a3f10448414c68a9ccf36f79a77e2c17bc6f7e21ca3fa0c760d |
|---|---|
| Markdown | 0c60910ec84a3b077867242856a8dae78321c0b7da6e8c62696e92600b0f915f |
| Publication page | 09aee7bcfdcaa0542fd87d56046a769b99bc2f6bf18841993ac856c1b748b456 |
| Manifest | d87e9c63ccd096aade228a689546dd057b5c3c00ece3645213b4a8006470dd1c |
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 | vMTgAmNLsSSyramPgpui2iqMVTRKuWd2C2IOMOZspdVuDMNK9gHF7cDSDyx5ongJE+jVMe4SnXwaVtzSk3zYBQ== |
| 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
| 2026-09-17T10:09:44.233946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076849observed 09aee7bcfdcaa0542fd87d56046a769b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:44.214025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076849/manifest.jsonobserved d87e9c63ccd096aade228a689546dd05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:44.192318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076849/publication.mdobserved 0c60910ec84a3b077867242856a8dae7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:44.135035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076849/publication.txtobserved d0ca52afc0d51a3f10448414c68a9ccf...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. |
|---|