OT-2026-000055731
Publication integrity record
Three bellows cup vacuum gripper, three 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-2026-000055731) never changes.
Identity and time
| Publication number | OT-2026-000055731 · never reused |
|---|---|
| Internal UUID | 01a0ae87-09ca-7f81-ae1f-ed5ff098cb0c · 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-2026-000055731 |
| Status | PUBLIC |
Content hashes
| Canonical text | 63b9401507b81543f19a969d1acd8502f0a075f5ade46ef3af3ab2abf236d8ea |
|---|---|
| Markdown | e85e96836ae1d0d55d759b80e8e2a5c49366b3fcebf28e721f896b4991b71e22 |
| Publication page | 49b0c121216721f1c5d6b55d3352d4c37becf9ee663f3f73a1bb7e92c78b1dfb |
| Manifest | 9b3d823406979e1dbf370a50dda7d9c31d3abcf78c3fa356b484749b3d13a3d5 |
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 | nGTMbWiIMq/kpXqKR1T/iHzQZ0cl9ZhoApYyTJcIxvXwa2Vod9poSCoCXMseAsNQYwgc5fvYlfF7XLfK05ZMAw== |
| 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
| 2026-09-17T10:51:04.395036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055731observed 49b0c121216721f1c5d6b55d3352d4c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:04.377825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055731/manifest.jsonobserved 9b3d823406979e1dbf370a50dda7d9c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:04.359329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055731/publication.mdobserved e85e96836ae1d0d55d759b80e8e2a5c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:04.342414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055731/publication.txtobserved 63b9401507b81543f19a969d1acd8502...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. |
|---|