OT-2026-000006500
Publication integrity record
Porous face vacuum gripper, pump fed, pressure verified, vented before set down, closed cell
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-2026-000006500) never changes.
Identity and time
| Publication number | OT-2026-000006500 · never reused |
|---|---|
| Internal UUID | 01a0a95d-6595-72c2-b1d1-7a0e40ee4ac7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:37:45.496404Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006500 |
| Status | PUBLIC |
Content hashes
| Canonical text | 12851c0acc33c5a8437f283e4db363296bd66b5fc80fd9a57837c5368cc9e187 |
|---|---|
| Markdown | 73fefc5c1e93efe6c3134b484acc902c1c73b5dc08c29a67de94b6dc8f56c9a4 |
| Publication page | ceafbcd6aa00ac7a35d11eb4e7a04e47493640472195f77420a429ec13abea70 |
| Manifest | bb0da28d97ecc120e8456f2d9e53b6cb0f517476ce3206538d7a6cf1feefcc93 |
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 | K/y/yetV4Y38VFC/3qpw56d8HtGZLWGaOQLdke+L6JO90C1lptG4Dz90pHJpafzu0xhCNZsBGAvcWyp1kYEOCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:10.431972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006500observed ceafbcd6aa00ac7a35d11eb4e7a04e47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:10.410225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006500/manifest.jsonobserved bb0da28d97ecc120e8456f2d9e53b6cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:10.397443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006500/publication.mdobserved 73fefc5c1e93efe6c3134b484acc902c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:10.376476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006500/publication.txtobserved 12851c0acc33c5a8437f283e4db36329...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. |
|---|