OT-2026-000005526
Publication integrity record
Vacuum cup gripper, three zone face, pump fed, pressure verified, vented 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-2026-000005526) never changes.
Identity and time
| Publication number | OT-2026-000005526 · never reused |
|---|---|
| Internal UUID | 01a0a93b-f6db-79fe-a904-777938acad2d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:01:14.464887Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005526 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3cbcb2322b4fdd37000317775ce77a767e2b7a39b33e258c87cbcc10d378ee85 |
|---|---|
| Markdown | f17bbd21918d959b7f97f6ec022ec69288844e00753c747385af990fd50528e2 |
| Publication page | e63e499917573d3026856603c0848a506ed588fd9e831f365473e79abc210823 |
| Manifest | 9dd446403a5873913ed6a7ec809cc313f1c6a98ec83f9bd1bfcfc8f998647c4f |
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 | YuPX90RA0z320XpwhVyVR50jc0k9z0HqjzKAuLiz7qiAt5xrITJWTpALq1w++terOg/AUkJcfH4vC+n4HJfmBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:30.434106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005526observed e63e499917573d3026856603c0848a50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:30.421930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005526/manifest.jsonobserved 9dd446403a5873913ed6a7ec809cc313...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:30.410138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005526/publication.mdobserved f17bbd21918d959b7f97f6ec022ec692...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:30.396061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005526/publication.txtobserved 3cbcb2322b4fdd37000317775ce77a76...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. |
|---|