OT-2026-000021886
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, two stage ejector, sustained 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-2026-000021886) never changes.
Identity and time
| Publication number | OT-2026-000021886 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7542-8482-72d9fa124cf2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021886 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c8c7ae960c4091b1d3501d122624bd236d09d46fd64dcea21aa48dabbd26b52 |
|---|---|
| Markdown | 398e65cf64fbd44211b32ee15dbeb9c3ad2a3a19c68e926158cf842d3cd28dd7 |
| Publication page | 57791bd838ff1a1df189accb161bb347d2cef973369f1f3084c6bbfa9eaf4aaa |
| Manifest | d819ad9271c772e0240fef066b72b8ff84c28fbb9ec0ee9b75442cfe8759d776 |
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 | z/KmbpFVbPNuFOTO5wtLWtFi9TnvZSrHLCCOSYRmHgQ1yEhY9vf5h7cc3dEfSvu7Llz5RUjGw5K0V0E2kqmODA== |
| 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
| 2026-09-17T11:54:27.129430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021886observed 57791bd838ff1a1df189accb161bb347...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:27.111113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021886/manifest.jsonobserved d819ad9271c772e0240fef066b72b8ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:27.093598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021886/publication.mdobserved 398e65cf64fbd44211b32ee15dbeb9c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:27.075158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021886/publication.txtobserved 3c8c7ae960c4091b1d3501d122624bd2...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. |
|---|