OT-2026-000006816
Publication integrity record
Vacuum cup gripper, four outlet manifold, pump fed, pressure verified at each zone, polyurethane 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-2026-000006816) never changes.
Identity and time
| Publication number | OT-2026-000006816 · never reused |
|---|---|
| Internal UUID | 01a0a968-5c2f-74e1-ab90-e0247c557a27 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:49:43.986228Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006816 |
| Status | PUBLIC |
Content hashes
| Canonical text | a50297f9c0b50dccac504bf6b95c83ba61befaecf06b1719ddff70eb4612e4f3 |
|---|---|
| Markdown | be09641fed0fa011a005129953f10427c7d58441e3a126d68f2b5e6d9b386b80 |
| Publication page | 144fc4cd3f3f4c77c66027bbc8dd7c78ea989c9636e221f3c2f887873039cf3f |
| Manifest | c6fb905c33934e211720d3ff112976fa1fb1e388cc4c87acdbf0e750c5f4c6a1 |
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 | xakCghzQONtxL7TtT19d27CCH3cZXrhsRwXT06KKLHvYrHWu+AmprO938D0VZYGEZE5UjUvM099qj/chUiwFAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T08:50:03.181095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006816observed 144fc4cd3f3f4c77c66027bbc8dd7c78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:03.167600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006816/manifest.jsonobserved c6fb905c33934e211720d3ff112976fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:03.155159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006816/publication.mdobserved be09641fed0fa011a005129953f10427...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:03.141923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006816/publication.txtobserved a50297f9c0b50dccac504bf6b95c83ba...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. |
|---|