OT-2026-000076973
Publication integrity record
Two bellows cup vacuum gripper, two 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-2026-000076973) never changes.
Identity and time
| Publication number | OT-2026-000076973 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-7e5a-ac58-642a52916cf9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076973 |
| Status | PUBLIC |
Content hashes
| Canonical text | fcd931de29519aba82260efe39d38546aa0a95dd6f872b9f50384986454cb752 |
|---|---|
| Markdown | a7bdf9d21547fa11f2a22d9bf08409b40c3f88a09ea063b1e2e8bb92b49b1b88 |
| Publication page | c65c2cfcbeb638a013f4d091be24e9bd0c432d181ff22795bdc2daf704f4a29f |
| Manifest | 2d172000b29f233ab92ba3c3730e2b51f072672e1f71ab1365453c49af3c1b4f |
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 | nyZskgbCVrn3Q1g/SoJpawWkoBfPnkiMyINsDn0IVq/fcqDi4V9hGKMW/j679z2A6yOsEtEmWhOiNZBEOYpRCw== |
| 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
| 2026-09-17T10:10:14.206424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076973observed c65c2cfcbeb638a013f4d091be24e9bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:14.059674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076973/manifest.jsonobserved 2d172000b29f233ab92ba3c3730e2b51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:14.036149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076973/publication.mdobserved a7bdf9d21547fa11f2a22d9bf08409b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:14.013688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076973/publication.txtobserved fcd931de29519aba82260efe39d38546...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. |
|---|