OT-2026-000006423
Publication integrity record
Vacuum cup gripper, three stage ejector, pressure verified, vented before set down, silicone cups
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-2026-000006423) never changes.
Identity and time
| Publication number | OT-2026-000006423 · never reused |
|---|---|
| Internal UUID | 01a0a95a-b5b9-7820-b74c-d22fbab2bb0e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:34:49.405003Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006423 |
| Status | PUBLIC |
Content hashes
| Canonical text | df4614e3c6a108162dbe5d7ef3c63fbcb7f30096a06c40a9ca95c96bc5991278 |
|---|---|
| Markdown | 6c16f83b99924be54f26a4e95c5bf7a92e375ffb9ce87a221e8df9aee96e4740 |
| Publication page | 8764c68ef1c1eecefd376a5c3a711a6cd382cbb96ed68671f3808dcb02829c8d |
| Manifest | b4df6ce744f917273892931f5092e103b6aaed1f69b1d53152efd76392e66e97 |
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 | tUhBu50iv0JByQKzanb6FbHA5r3ra/BY+1itmpa4UCUKPu0YAhfbYz4cPaqOewNiA3Bct9QfBWnYpL1kvkggAw== |
| 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
| 2026-09-16T08:40:19.375172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006423observed 8764c68ef1c1eecefd376a5c3a711a6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:19.238069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006423/manifest.jsonobserved b4df6ce744f917273892931f5092e103...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:19.225934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006423/publication.mdobserved 6c16f83b99924be54f26a4e95c5bf7a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:19.212668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006423/publication.txtobserved df4614e3c6a108162dbe5d7ef3c63fbc...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. |
|---|