OT-2026-000004010
Publication integrity record
Vacuum cup gripper, per zone isolation, three outlet manifold, pump fed, pressure verified
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-2026-000004010) never changes.
Identity and time
| Publication number | OT-2026-000004010 · never reused |
|---|---|
| Internal UUID | 01a0a90c-ba2d-7a0e-9d5d-66f67d2421b0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:38.736756Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004010 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2471cbe7a8b4eedc8624819e2c2393c2cfdc0b516494b47879a0322e504ec5b2 |
|---|---|
| Markdown | 087fc09d60d270e3bff1335ddfcef43957e9ab754ffaea9446fb568c10923198 |
| Publication page | 267ee7061d669215a00a0712bce5f92b2fd0f8f5e1df3029e6d8d1c8e3a9ad81 |
| Manifest | 15bbe48ece6f8c65455b897902ee6a10ec2f19db94225ee68c8431f34b316ca6 |
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 | xskcCVbI1rM/1c1iyslnyAFBcXpiCJ8VlYbciHXs2Ulcn3phxVEfsM1GgjQtB/Eup66nXoGotUDC4Z+ZIuIZCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:06.479145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004010observed 267ee7061d669215a00a0712bce5f92b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:06.467384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004010/manifest.jsonobserved 15bbe48ece6f8c65455b897902ee6a10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:06.454080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004010/publication.mdobserved 087fc09d60d270e3bff1335ddfcef439...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:06.438520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004010/publication.txtobserved 2471cbe7a8b4eedc8624819e2c2393c2...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. |
|---|