OT-2026-000073978
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, vented 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-2026-000073978) never changes.
Identity and time
| Publication number | OT-2026-000073978 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-7cec-9857-23740ae43d56 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073978 |
| Status | PUBLIC |
Content hashes
| Canonical text | 50d19fe7b47647d263c7821ac1408f7207beee2c37c155dbb7a66ac0bdee4e15 |
|---|---|
| Markdown | 2fa63fc628cda7b6f04d595ae909a2f88da7b680db526f0eb99b16f006cad916 |
| Publication page | 52bf6c538d145218e11630bf7afac635e6d0e3f92635e4ecece1d43bb5fad94f |
| Manifest | c7a7fd4c066cb59cf5453cce09d92548a144a4f7466eb11eaaebd6c05701c7f8 |
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 | eb5k2KIsVS7FyztQd9AHwhuQr0u89vEY+2I8OLOto26kjmVRUsYFemNYVKKTjHnQye9ByrnRDZ6cuNPVXWITCA== |
| 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
| 2026-09-17T10:19:52.543280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073978observed 52bf6c538d145218e11630bf7afac635...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:52.509329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073978/manifest.jsonobserved c7a7fd4c066cb59cf5453cce09d92548...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:52.490813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073978/publication.mdobserved 2fa63fc628cda7b6f04d595ae909a2f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:52.470886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073978/publication.txtobserved 50d19fe7b47647d263c7821ac1408f72...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. |
|---|