OT-2026-000015684
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, pulsed blow-off before set-down, on a tool changer
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-2026-000015684) never changes.
Identity and time
| Publication number | OT-2026-000015684 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4b-7254-b7e4-2df14f7893c6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015684 |
| Status | PUBLIC |
Content hashes
| Canonical text | b5c612bdd95d834183dff34f9d5e57ff2f3cebdc58de921299b15787a7014466 |
|---|---|
| Markdown | b8644953f096d2202b545d0bf5c7e0c1d19b372fab8501045a71d0461a7b77ab |
| Publication page | 735178c678033a2fde51f78befa17c93c6b7623cd90f6dbab26af92f3918faa4 |
| Manifest | 8dc0094119271e32cdf10fbe743e7ba8ab13694c26cc9de9de566e59153cd176 |
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 | wrB1bpBYaW5ql9peW35pwqoxAPydFmPxFD+5BjEdQ0A6kmOveFqgq4983ziCm4k+srsfyiaDn2k077uGDj7FAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:04:57.420006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015684observed 735178c678033a2fde51f78befa17c93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:04:57.400386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015684/manifest.jsonobserved 8dc0094119271e32cdf10fbe743e7ba8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:04:57.377527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015684/publication.mdobserved b8644953f096d2202b545d0bf5c7e0c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:04:57.361121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015684/publication.txtobserved b5c612bdd95d834183dff34f9d5e57ff...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. |
|---|