OT-2026-000056539
Publication integrity record
Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000056539) never changes.
Identity and time
| Publication number | OT-2026-000056539 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af5-745c-b984-8ea6cdca4deb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056539 |
| Status | PUBLIC |
Content hashes
| Canonical text | 31e73d5c77c17c742798b5a696dc53678d210153a784b93b67c81c5451e76b8a |
|---|---|
| Markdown | ff39482090458bb3eb29b3f4849d63ae6c121914aa6163ce064ad338010f4127 |
| Publication page | 84e99ff0c19d35723fb08aa8896126202472f492898660a076489394a09d437e |
| Manifest | 15fb7063f3e128c7e4294363243876cbba1e87faf3c15a7ed5fef4994de815d8 |
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 | NG5CPLULYaq6DJKG67FHNJADkj/CCmbBieUbuZcO0OOkQVUrtb/Q3DMIWplmgcTmIJJBJb3+YobNcZrrRV61DQ== |
| 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
| 2026-09-17T10:49:52.185724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056539observed 84e99ff0c19d35723fb08aa889612620...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:52.166149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056539/manifest.jsonobserved 15fb7063f3e128c7e4294363243876cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:52.147406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056539/publication.mdobserved ff39482090458bb3eb29b3f4849d63ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:52.130611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056539/publication.txtobserved 31e73d5c77c17c742798b5a696dc5367...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. |
|---|