OT-2026-000021159
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000021159) never changes.
Identity and time
| Publication number | OT-2026-000021159 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-74ee-af89-94af7b041623 · 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-2026-000021159 |
| Status | PUBLIC |
Content hashes
| Canonical text | 385cd30a2b66859bbbfe4e2f503961f3e59f3a1c7a319cdba76e9faec0a2c4eb |
|---|---|
| Markdown | 529d7c96072739a16ef82a9ad9f53f77142427e9a7d748239ef0d8ae247fde02 |
| Publication page | f0565f848ab1e74a3b357eaa22800133f90ba1be7914a506aae4971427e4e2c9 |
| Manifest | 9075cbaafc3431dde424cf350933d973e761a61cba2fbf11fbdac26a9f39878d |
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 | GBHK8uoLGbw4GhOsB7XkcFvPwtAJKSdfbelaPi/47byBTiE3ie8dxEVK/wEY9WudI0Cyc1Nojwwswl+ld+BrAg== |
| 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
| 2026-09-17T11:54:55.278771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021159observed f0565f848ab1e74a3b357eaa22800133...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:55.259960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021159/manifest.jsonobserved 9075cbaafc3431dde424cf350933d973...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:55.241798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021159/publication.mdobserved 529d7c96072739a16ef82a9ad9f53f77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:55.222902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021159/publication.txtobserved 385cd30a2b66859bbbfe4e2f503961f3...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. |
|---|