OT-2026-000054751
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000054751) never changes.
Identity and time
| Publication number | OT-2026-000054751 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1284-79d4-8d46-915eba1ef561 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054751 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c6567e70bde79cb82f3b6b2b33474935e827a049a64a8306ab1026efb881823 |
|---|---|
| Markdown | 5e66d5bdc7cf8a282b183e9428be5a34aada8cae32ed7a00ecf17a195e16fd35 |
| Publication page | 95c01072b148b5950fbeaf61c1cdefe9901f3adb7127fcaf86a91adeabce377f |
| Manifest | 20f08a3148c6371094bf9e92e17e5fe481cd1d9cb81072db85561d9fbcd72fb7 |
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 | zv1xkadMnfsRbrY5N8VSecFj3FsLWdBxmg9BT86kaCg4fnBpZcroIY6Eb7jCcmbU5LRYH5eIwEVd2ra8eLa3DQ== |
| 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
| 2026-09-17T10:53:56.350113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054751observed 95c01072b148b5950fbeaf61c1cdefe9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:56.331894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054751/manifest.jsonobserved 20f08a3148c6371094bf9e92e17e5fe4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:56.313771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054751/publication.mdobserved 5e66d5bdc7cf8a282b183e9428be5a34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:56.294632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054751/publication.txtobserved 3c6567e70bde79cb82f3b6b2b3347493...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. |
|---|