OT-2026-000087931
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000087931) never changes.
Identity and time
| Publication number | OT-2026-000087931 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa6-77b0-a28e-9ba925b5c40e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087931 |
| Status | PUBLIC |
Content hashes
| Canonical text | efd5a54f2d71cd29ab41e72df5331ebfc213467e54ce1cc7267704dbc3d3df0b |
|---|---|
| Markdown | 3b75aa854a17c90d826da11666c55c522460b28033201bdba6d300996aecd596 |
| Publication page | 33ae4126fc148c4b603d3690d0f5fe5da60fc7e6d072f828c42e277695c8bdda |
| Manifest | ded6484af9eebb547d262eabcf2ebb58dda72697abd0938925b9c8ddc48ae4f4 |
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 | IZX5U/DujO8WjDYw+T46652ux3bHJzMYmsXKdEoQCMkIlBFBYCcSKo+Tclmh7ZpnSaNPOuPRc6FkVeboMbhjBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:49:13.389796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087931observed 33ae4126fc148c4b603d3690d0f5fe5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:13.371861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087931/manifest.jsonobserved ded6484af9eebb547d262eabcf2ebb58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:13.353485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087931/publication.mdobserved 3b75aa854a17c90d826da11666c55c52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:13.333706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087931/publication.txtobserved efd5a54f2d71cd29ab41e72df5331ebf...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. |
|---|