OT-2026-000022719
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000022719) never changes.
Identity and time
| Publication number | OT-2026-000022719 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46e9-7172-9fd4-b1be70feaae1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022719 |
| Status | PUBLIC |
Content hashes
| Canonical text | f7a3a6d35d9f15008e0b2973ce6096d01cef87e0fe237fa3c83165aa4dd07a19 |
|---|---|
| Markdown | c2f9ac771fb8060c6b6c45fee290778d38dd1b43fb42d4c8ae008d4b021a668d |
| Publication page | be60e9a534d91b0cf7fac7a40d899f5d8e30941d97ff8baef8ba34ac5e24b05e |
| Manifest | f13ca4b037573cbd45f62f33c09f5ca2f15c9620f6f41e81d1b36aa287b38ee0 |
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 | k5vVFcmhjYx52QlmJ7LVCa9eyepX7LnGyyz0pv6k3rDvDOj0cIEeB/CTFKlGXlopP2r/ffDmt2JuPMPWJaIKAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:52:13.181915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022719observed be60e9a534d91b0cf7fac7a40d899f5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:13.163635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022719/manifest.jsonobserved f13ca4b037573cbd45f62f33c09f5ca2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:13.145902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022719/publication.mdobserved c2f9ac771fb8060c6b6c45fee290778d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:13.124527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022719/publication.txtobserved f7a3a6d35d9f15008e0b2973ce6096d0...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. |
|---|