OT-2026-000021135
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, pump fed, pulsed blow-off before set-down
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-2026-000021135) never changes.
Identity and time
| Publication number | OT-2026-000021135 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-769c-a365-b3772683b422 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021135 |
| Status | PUBLIC |
Content hashes
| Canonical text | 27dc35b63c179c4b28cca910f6bc0ddf0c9427d4023a9cf0e4573b1f94c12967 |
|---|---|
| Markdown | 8e6420e7c505c75afd4e1b09b3952d400ec3eed327b5bb30df88c357a9e74f53 |
| Publication page | db1f8afd452330db3a3ecdabfca5bb2cd4c683aaa9526420216970b37344e78b |
| Manifest | 48528fb1134b781c2470cbc67f3e12f69cd20768e40e2a20bfe90665554369bf |
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 | Gy3cU7VObJ6XDTlS1uualRzRm9HRCaPSPZ1La9uteTha9o2mqSCzvKnreFt6ys4fMeFSBfhDRcWVIxN/0/gIDw== |
| 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
| 2026-09-17T11:54:53.247355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021135observed db1f8afd452330db3a3ecdabfca5bb2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:53.227759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021135/manifest.jsonobserved 48528fb1134b781c2470cbc67f3e12f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:53.209321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021135/publication.mdobserved 8e6420e7c505c75afd4e1b09b3952d40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:53.187378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021135/publication.txtobserved 27dc35b63c179c4b28cca910f6bc0ddf...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. |
|---|