OT-2026-000004208
Publication integrity record
Bellows cup vacuum gripper, four outlet manifold, pump fed, pressure verified, 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-2026-000004208) never changes.
Identity and time
| Publication number | OT-2026-000004208 · never reused |
|---|---|
| Internal UUID | 01a0a911-6d82-746d-837c-da090215b53b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:14:46.789293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004208 |
| Status | PUBLIC |
Content hashes
| Canonical text | 70fc4713a1356e632107ff88995553812c18d9b0eec8f7d44f59190131502556 |
|---|---|
| Markdown | 432e37e6085d369175c2854247255b971ddc2606382ef6598889eacae3114e82 |
| Publication page | a7940e84754dc9a4caa801bd9a841f42864e37b252153179c6913dd6efc1086d |
| Manifest | 1a5b514c656778e7329846863ef20178af47bd06b1044d3ebb947a83e4fedd20 |
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 | CX29Ec+RymUeCQxCGkPjpV0injDmXicQzNiHDk9sM+BvNOU/V5v0CoSeh/KefQTys+dfjjrLjSr6XHGp85RyCw== |
| 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
| 2026-09-16T07:20:23.931271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004208observed a7940e84754dc9a4caa801bd9a841f42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:23.916817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004208/manifest.jsonobserved 1a5b514c656778e7329846863ef20178...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:23.900667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004208/publication.mdobserved 432e37e6085d369175c2854247255b97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:23.886472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004208/publication.txtobserved 70fc4713a1356e632107ff8899555381...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. |
|---|