OT-2026-000056139
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000056139) never changes.
Identity and time
| Publication number | OT-2026-000056139 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7187-bd0c-14def4ae7d7d · 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-2026-000056139 |
| Status | PUBLIC |
Content hashes
| Canonical text | a339ad5bd44fd470224f1b8ede81275b7e84e3d5bae74f87eea33b620374c857 |
|---|---|
| Markdown | e5a9865b179068b750c66e6688b2353d202fbc49bf6ddc72f3c9eca332076f62 |
| Publication page | 6c943cc7d820c452804ad8a5a518ecbe63c354a486901b456ec3c5e3366b8422 |
| Manifest | 36377823f73485a485de73a271cc962cbbf0d6b02854f829cb3393586bcba4e0 |
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 | iSykxcQbK1LHklUXO+aCp+y2AMMm0kNGgcbOQtOVXu3OW5Fv/57ya0LFCctsrMY/uJKdLvLxAaFdEwr2KvG4DA== |
| 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
| 2026-09-17T10:51:41.377522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056139observed 6c943cc7d820c452804ad8a5a518ecbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:41.357946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056139/manifest.jsonobserved 36377823f73485a485de73a271cc962c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:41.338105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056139/publication.mdobserved e5a9865b179068b750c66e6688b2353d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:41.318383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056139/publication.txtobserved a339ad5bd44fd470224f1b8ede81275b...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. |
|---|