OT-2026-000003869
Publication integrity record
Vacuum cup gripper, six outlet manifold, pump fed, pressure verified at each zone
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-2026-000003869) never changes.
Identity and time
| Publication number | OT-2026-000003869 · never reused |
|---|---|
| Internal UUID | 01a0a90b-4ece-74f6-8206-690f8d79c0ba · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:05.712913Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003869 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9c478349c0ad1e0c2248e467843cf74ba8b5eb60719101f5c553ac38c26e6def |
|---|---|
| Markdown | dd103f293467e0783a2603e97e27926d415a7731c506a64d6dd3b11f56f2ef79 |
| Publication page | 5532850e0738fb5c8a06c0f263fa755c12de9caf16bdfd74bc85b2d4905c7533 |
| Manifest | 9e76a4279dfe0491eacc0bf8210519f930470119519d5d0403f7dc0d031aa7cf |
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 | gpZYS88oRIWKwLoBPotgtgFSXMoJ7T5Usf9EC+eXh37M9orO6PoAiA1KiWOoDxlEuytY98Rl5ljDpGe3A7jgAA== |
| 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
| 2026-09-16T07:10:15.471320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003869observed 5532850e0738fb5c8a06c0f263fa755c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:15.456575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003869/manifest.jsonobserved 9e76a4279dfe0491eacc0bf8210519f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:15.442173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003869/publication.mdobserved dd103f293467e0783a2603e97e27926d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:15.426068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003869/publication.txtobserved 9c478349c0ad1e0c2248e467843cf74b...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. |
|---|