OT-2026-000003891
Publication integrity record
Vacuum cup gripper, six outlet manifold, pump fed, contact triggered
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-2026-000003891) never changes.
Identity and time
| Publication number | OT-2026-000003891 · never reused |
|---|---|
| Internal UUID | 01a0a90b-5ff6-7a94-90ed-dca47b080690 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:10.105715Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003891 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4c09fb9ed4e4974ec29d9d91d6f618e4299dc254afb572d1559d39580626841 |
|---|---|
| Markdown | b0743454e16938aba5c97f89c814502e9df58496e995330786bbc9c2bfcedd92 |
| Publication page | bb16d086c5fa51f5d19bfabcaa593ccfe4ce6b21945daa718eaf7ecb4cc9a72f |
| Manifest | 991933c097b02db5b280f3cd342abd1356825090055fa23bae4c795de0d83490 |
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 | FkyLWNjecLXPskaW5XsQ4vg/NpWXuo61McRYi6B0udyhuR37Pmlu4e3NVI/Ev4l0eNRAfpWoP/Sh7PcpxoDsBg== |
| 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
| 2026-09-16T07:10:14.002036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003891observed bb16d086c5fa51f5d19bfabcaa593ccf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:13.985735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003891/manifest.jsonobserved 991933c097b02db5b280f3cd342abd13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:13.967767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003891/publication.mdobserved b0743454e16938aba5c97f89c814502e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:13.952985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003891/publication.txtobserved a4c09fb9ed4e4974ec29d9d91d6f618e...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. |
|---|