OT-2026-000052521
Publication integrity record
Two cup vacuum gripper, two outlet manifold, two stage ejector, vented 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-2026-000052521) never changes.
Identity and time
| Publication number | OT-2026-000052521 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7680-a271-ad658488e036 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0fa59a666c61d67a2eec65e50adc61fb7c5683045e0dfdcab5102eb4c1969c12 |
|---|---|
| Markdown | 469bede972331fb2152d0f4d7b5c213ade6277c22b0875c4c026416d51fe5a8a |
| Publication page | 2e650b876775351177ba4afadf7e08788fd8462560d9dbb4e5fa2d26e1f23304 |
| Manifest | 74cc9f9dce58286fc86f3913ec866dae5122c33e8f249b967f4dfbc586feccd7 |
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 | OPolPP2w8OSLHxWwNnoCZkFo8/R6d6LL+2pIgkJ6ZDF4h9guMILb1w0L1FW0pz+p7eivaqIAsEhjQFTEzwRCDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:09.912561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052521observed 2e650b876775351177ba4afadf7e0878...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:09.896478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052521/manifest.jsonobserved 74cc9f9dce58286fc86f3913ec866dae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:09.880531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052521/publication.mdobserved 469bede972331fb2152d0f4d7b5c213a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:09.861356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052521/publication.txtobserved 0fa59a666c61d67a2eec65e50adc61fb...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. |
|---|