OT-2026-000005560
Publication integrity record
Porous face vacuum gripper, four zone face, 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-2026-000005560) never changes.
Identity and time
| Publication number | OT-2026-000005560 · never reused |
|---|---|
| Internal UUID | 01a0a93d-3259-784e-b9c0-68c917dcd60c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:02:35.228563Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005560 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f7d9bc344a8d87f2e3b406aef3c13da6caf587251ce12c5282454de6d001824 |
|---|---|
| Markdown | 7ba6bc794b238022c9df75ede74c6e274d10c23919e8b99b24f5a5b17ad22751 |
| Publication page | 0937596b576a8670939edbff9364c255909bd00ac40e456d61b1e5cd6434d34f |
| Manifest | 40ebf5905b19693c4fd19d068fdeede230d3a515728386180912dc6790bba8a4 |
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 | WhbhzkkoGzGpKc3kvsMG6EgOx/AsJlgidbKCnsQcs3h/CNFQQTgSia5EcuCNPIECt+I3Lr93qord4DONQI8SAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:26.677797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005560observed 0937596b576a8670939edbff9364c255...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:26.664838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005560/manifest.jsonobserved 40ebf5905b19693c4fd19d068fdeede2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:26.651093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005560/publication.mdobserved 7ba6bc794b238022c9df75ede74c6e27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:26.638239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005560/publication.txtobserved 3f7d9bc344a8d87f2e3b406aef3c13da...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. |
|---|