OT-2026-000087572
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two stage ejector, supply line 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-2026-000087572) never changes.
Identity and time
| Publication number | OT-2026-000087572 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd52-79e6-99d5-a81d8f5131ec · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087572 |
| Status | PUBLIC |
Content hashes
| Canonical text | 992e6d4ab3053fbf981242f388144778deccaff6b005543f6a0d26df2c0dd861 |
|---|---|
| Markdown | f76d91eb2c56b816eb2b3a417ea542530529abe5e2733468e4f60888495d2b09 |
| Publication page | 2355ac6e4a0033f2dc42fdfd1ba38711181e79a0071d88ba550ce3d63303d455 |
| Manifest | 3b811f1086696345814d15725cecbafbf45934932c98b235875be1d773122349 |
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 | a1X8tCiJldB4PMod62isIuyvi/IVWv9odMilsxABDs5oYvQ7AL9kTBcO+ZCMVpM7+o0ldDb3WNmo/8bRRK0tDw== |
| 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
| 2026-09-17T09:50:55.109952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087572observed 2355ac6e4a0033f2dc42fdfd1ba38711...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:55.094965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087572/manifest.jsonobserved 3b811f1086696345814d15725cecbafb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:55.078461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087572/publication.mdobserved f76d91eb2c56b816eb2b3a417ea54253...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:55.061738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087572/publication.txtobserved 992e6d4ab3053fbf981242f388144778...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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