OT-2026-000071504
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, vented before set-down
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-2026-000071504) never changes.
Identity and time
| Publication number | OT-2026-000071504 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ee-799c-ab93-2d741f1bb66d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071504 |
| Status | PUBLIC |
Content hashes
| Canonical text | cfd74f62af48d132bebf8d9d6f3afbf55ffa06e6ae4a2091856ed4950be139d6 |
|---|---|
| Markdown | cd7ecf34e4795604bdd14a7a0e959bd3ac205f289e2fa650b24d08affa478572 |
| Publication page | 9b32432d067e788e27f40233e9576d5dd333d7b32bb47564bdb010b7fb8cdffd |
| Manifest | ff09ae71c038fa127b74f47e9bc425d10bc87558c006a014f3599ef80608ad1a |
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 | zVQulUeMXfBwoGooknwtiJ8TAe0YcBl9XAAvBMqoc0csqDrQY7cpeYbCOwT7Nl1YDPdt4ovE7BDMoSB6fNF7Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:25:08.913436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071504observed 9b32432d067e788e27f40233e9576d5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:08.885578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071504/manifest.jsonobserved ff09ae71c038fa127b74f47e9bc425d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:08.866437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071504/publication.mdobserved cd7ecf34e4795604bdd14a7a0e959bd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:08.847775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071504/publication.txtobserved cfd74f62af48d132bebf8d9d6f3afbf5...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. |
|---|