OT-2026-000006261
Publication integrity record
Vacuum cup gripper, common isolation valve, two stage ejector, rubber cups, flat form
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-2026-000006261) never changes.
Identity and time
| Publication number | OT-2026-000006261 · never reused |
|---|---|
| Internal UUID | 01a0a954-c399-7569-812d-63682f5feecd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:28:19.740351Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006261 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86a261c684d6adcf9bdf8304a571cbbcbb9f25f73f914463db41a1908a99a71d |
|---|---|
| Markdown | 8290ffcccf4c14ecc005e2068b8ad2a919fcea86446a613577c9dbf47e709a1b |
| Publication page | b6c90ef7a9538e04c4c6134d4b103d5eaefdd2ec945508020e5bee05010534e4 |
| Manifest | 72d4e9c95e9037022bcd61183e9335887599af11a5a1ee2cea5ba495615f89bd |
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 | 8Zh4DlI6ZBKQU6Bnmty0ut+069hmizWkVxQlOAuFOMEBbQf1lCs3cwzIs5k3a+tncrNIza2VHGDq95OVbn+ZDQ== |
| 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
| 2026-09-16T08:30:08.663220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006261observed b6c90ef7a9538e04c4c6134d4b103d5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:08.647978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006261/manifest.jsonobserved 72d4e9c95e9037022bcd61183e933588...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:08.631533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006261/publication.mdobserved 8290ffcccf4c14ecc005e2068b8ad2a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:08.487717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006261/publication.txtobserved 86a261c684d6adcf9bdf8304a571cbbc...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. |
|---|