OT-2026-000008728
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off after 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-2026-000008728) never changes.
Identity and time
| Publication number | OT-2026-000008728 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-e46c-71e7-a677-f355e135970d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:36.030441Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008728 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1a308f419eaeba04b7a5776385a4df8d8818f26c9a637d1d0f4e40d58781824e |
|---|---|
| Markdown | 8628f3d839821c23494c8b512259f21a2eda4b8a25b8d89e1e23fab6c6f3d025 |
| Publication page | 219cdba2358bf940de1e05747bae0f4090e412800924c12be40ba64a37d79a6b |
| Manifest | aad8f5400fee176b7ca05424b83adc6e95b281e2c55537fcc16c74d3c6dbb515 |
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 | WhlB5GILUd+2Z3uArt4ud2XaCvGoqbQHSCftkqsr8Zvz/tV+g8UkxIxhhyGMu0xfABW4DjGU9QWlCmsE8RXBDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:18:48.731537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008728observed 219cdba2358bf940de1e05747bae0f40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:18:48.711935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008728/manifest.jsonobserved aad8f5400fee176b7ca05424b83adc6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:48.690275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008728/publication.mdobserved 8628f3d839821c23494c8b512259f21a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:48.669397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008728/publication.txtobserved 1a308f419eaeba04b7a5776385a4df8d...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. |
|---|