OT-2026-000079261
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, 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-2026-000079261) never changes.
Identity and time
| Publication number | OT-2026-000079261 · never reused |
|---|---|
| Internal UUID | 01a0ae96-0b90-7a85-9a26-d00af8f015ff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:44.101434Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000079261 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ef19dc9cccd785af972bf44a6ee378b5c131188d5a99dc963a89401edf0d190 |
|---|---|
| Markdown | 07e91045337e4e5787165d32daf36d7719e3fe55e8eaf484b7b0ba2ba59a477a |
| Publication page | 77151ed77218ca86a2cd2447f2653f02f83851a60e79fdf37c5320025d453c28 |
| Manifest | 0aa2898dba091acd2ec8d4258194c27169b5b988f09f6c8485a0946fb7924e1a |
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 | 1ehks9dSw+oYBMoxd3N9DcZGa3VcqKBMyb7zi6k8xGCJx8K9EDbchJVnf9xBt8nkClcGF85XR0mD6L88w89sBA== |
| 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... |
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Independent retrieval
| 2026-10-23T04:41:25.067178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079261observed 77151ed77218ca86a2cd2447f2653f02...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-23T04:41:24.979590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079261/manifest.jsonobserved 0aa2898dba091acd2ec8d4258194c271...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:41:24.901938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079261/publication.mdobserved 07e91045337e4e5787165d32daf36d77...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:41:24.753596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079261/publication.txtobserved 8ef19dc9cccd785af972bf44a6ee378b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T20:41:36.772156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079261observed 77151ed77218ca86a2cd2447f2653f02...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T20:41:36.668722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079261/manifest.jsonobserved 0aa2898dba091acd2ec8d4258194c271...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T20:41:36.547918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079261/publication.mdobserved 07e91045337e4e5787165d32daf36d77...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T20:41:36.456492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079261/publication.txtobserved 8ef19dc9cccd785af972bf44a6ee378b...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|