OT-2026-000052641
Publication integrity record
Three cup vacuum gripper, three outlet manifold, three 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-2026-000052641) never changes.
Identity and time
| Publication number | OT-2026-000052641 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573c-747f-9aed-299c5446d2f2 · 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-2026-000052641 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89d6e735ad8c5de050d752f120d20a13684c8b40ba2477fbe8610d155fe40cd0 |
|---|---|
| Markdown | 9a20f53c0c0396730e39eb39be905f1def8af64ae0a14086acadafcbc1eb51a0 |
| Publication page | c940670c047a03aefb6a32d24c8dce85fbd62fbc0418e2b2a8b9a0580987a97f |
| Manifest | a38ba4c61a2b059702a1b16f72ec1151046314182ed6706d6729e6383ee255ea |
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 | 4u8nRDvq7l0Qi/VggIqcmP+6o3/CFKbOKSGuxLmMICq6WPaaeumWpcyiIpS3b2dAKFJ3yg1iQf4UCQRP+3d2CQ== |
| 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
| 2026-09-17T10:57:19.166592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052641observed c940670c047a03aefb6a32d24c8dce85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:19.145418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052641/manifest.jsonobserved a38ba4c61a2b059702a1b16f72ec1151...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:19.125730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052641/publication.mdobserved 9a20f53c0c0396730e39eb39be905f1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:19.108195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052641/publication.txtobserved 89d6e735ad8c5de050d752f120d20a13...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. |
|---|