OT-2026-000055855
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, 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-2026-000055855) never changes.
Identity and time
| Publication number | OT-2026-000055855 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a49-7575-b0fe-d9d1dc098bb7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055855 |
| Status | PUBLIC |
Content hashes
| Canonical text | dfe3fe5c1afa013691af5c6940046af8529d342a8d2bbd80f6d8eee6836189a9 |
|---|---|
| Markdown | 58e9519d663db0a5d81ed7e24b275099cdb2c9eb416e4cf75b76581613e344ed |
| Publication page | 7f3e3bc8ad12c8e72c6ff031f86ea2218072b9186ef375e31e6c6fe4f77d82b7 |
| Manifest | 8464cd1242905d3ac532f9e4758e4c3e042b056260625b72b25ec6f78acb93b0 |
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 | HLeCuNfJYwUFQ5JU79hV1450z41xgT8aaVWFikkn19DoDPLLgT2x3qj6KwsDa+WBVvB2TIeQRikQPk22bpksAQ== |
| 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
| 2026-09-17T10:51:15.061184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055855observed 7f3e3bc8ad12c8e72c6ff031f86ea221...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:15.044333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055855/manifest.jsonobserved 8464cd1242905d3ac532f9e4758e4c3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:15.027062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055855/publication.mdobserved 58e9519d663db0a5d81ed7e24b275099...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:15.009800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055855/publication.txtobserved dfe3fe5c1afa013691af5c6940046af8...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. |
|---|