OT-2026-000066919
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000066919) never changes.
Identity and time
| Publication number | OT-2026-000066919 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-14fd-74a9-92f8-bf4e8d149763 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:07.760615Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000066919 |
| Status | PUBLIC |
Content hashes
| Canonical text | b72a940dbb030b07ce8db691a0a77b467c90881ee398ab8a0e722019ec8cd2ca |
|---|---|
| Markdown | ce7a32e3f600caf31435c6e32c4a8df21fd14037e24197082f67c4e8e78e8a13 |
| Publication page | 265fc69604953be304f00eaa8f97a57f55910d4176d6e60240827e29d7f88665 |
| Manifest | 9e448aed7708e75e7cff330734fb6791eb77e789fd25a4768f209dc5583355b0 |
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 | vtrAJr7e+koj5AuBzZIjHM/Y3N7jgiBOiF7ERrqwi8YGKT11BBlWnFGs2/dj31PinUfZPjKAQAsQRkHSy64lBA== |
| 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
| 2026-09-17T10:32:07.600969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066919observed 265fc69604953be304f00eaa8f97a57f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:32:07.582187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066919/manifest.jsonobserved 9e448aed7708e75e7cff330734fb6791...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:07.565861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066919/publication.mdobserved ce7a32e3f600caf31435c6e32c4a8df2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:07.548020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066919/publication.txtobserved b72a940dbb030b07ce8db691a0a77b46...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. |
|---|