OT-2026-000006910
Publication integrity record
Vacuum cup gripper, pump fed, pressure verified, sustained blow off before set down, polyurethane cups
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-2026-000006910) never changes.
Identity and time
| Publication number | OT-2026-000006910 · never reused |
|---|---|
| Internal UUID | 01a0a96b-ffa1-7041-9f15-55da8672847a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:53:42.435479Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006910 |
| Status | PUBLIC |
Content hashes
| Canonical text | d73e17f7da317d567994df87915f50031b670a8788481ac2ea47fc08378e74ea |
|---|---|
| Markdown | d1c7d7e5c1a9a7e2ab35cdf2e91c60526e5e9e7f2f1d8e00ef2abdecfe4ee32e |
| Publication page | cb49e95d3f88d0522acce60840c6e6d4ed51f6185d4efc7a2244c75c51bbc6c0 |
| Manifest | c3b758982c6613f8ed325a06e0aa989c40bc6bd31f8d3bc992d4f6f50e893600 |
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 | urnrPCWopHUvcihDCFqxiMixqrr6WaBtrRIlXq4nuPdknfSat+X3i78cMHe0la4gQZJ+FUJQ499G6y+q67QhCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:22.979771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006910observed cb49e95d3f88d0522acce60840c6e6d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:22.967256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006910/manifest.jsonobserved c3b758982c6613f8ed325a06e0aa989c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:22.952944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006910/publication.mdobserved d1c7d7e5c1a9a7e2ab35cdf2e91c6052...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:22.939496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006910/publication.txtobserved d73e17f7da317d567994df87915f5003...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. |
|---|