OT-2026-000006419
Publication integrity record
Porous face vacuum gripper, common isolation valve, two stage ejector, contact triggered, 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-2026-000006419) never changes.
Identity and time
| Publication number | OT-2026-000006419 · never reused |
|---|---|
| Internal UUID | 01a0a95a-93b2-7806-bb4c-f2fda67317db · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:34:40.693317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006419 |
| Status | PUBLIC |
Content hashes
| Canonical text | 055ee0e28cfec48fffa0ee75a48740492b7df4d302eeffd9ef2c23eff90978a9 |
|---|---|
| Markdown | 0cc8442bebb0ff85b932166379d904964bbbc8ec40e2807fe8f3194a558535d4 |
| Publication page | a683ac5b8f6562d4ebb8c7b96c4942730e8344ab377a7a84a34f208143f5bda3 |
| Manifest | e2b46cd34589e553a003d6e01cb8b63d2f4744304fa425be8617ce2b8d624b69 |
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 | lWA4xBeMUYYKFLqaSucW+DoPrl3QFKAYccPgU+ZGnRp6x5hIn5EICvyxwgV8ihP47ReGrIZpNja6esCquvQjCw== |
| 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
| 2026-09-16T08:40:19.734736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006419observed a683ac5b8f6562d4ebb8c7b96c494273...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:19.721973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006419/manifest.jsonobserved e2b46cd34589e553a003d6e01cb8b63d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:19.709044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006419/publication.mdobserved 0cc8442bebb0ff85b932166379d90496...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:19.694157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006419/publication.txtobserved 055ee0e28cfec48fffa0ee75a4874049...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. |
|---|