OT-2026-000056169
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000056169) never changes.
Identity and time
| Publication number | OT-2026-000056169 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4c-77a7-abf6-a1ad14da1f51 · 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-2026-000056169 |
| Status | PUBLIC |
Content hashes
| Canonical text | 939ef98c5618f6e95df0628f4e72c223f5b65ba25d6316126c05ffaf485c88fd |
|---|---|
| Markdown | b54c5ba14299abedd746bb233c0686339a409463a36a8e4b6068ee7fcda7762c |
| Publication page | dc2b3706394bc14fd82aff3c88979830c769fb60eb023be14530ed5e6298f15f |
| Manifest | 54fc51c9ee1d53e676077db261e9d83b715986d798e40c20228c655d0089c0d7 |
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 | mwVOyyk/kirYsBxKPm84kfnSBQFzaBI9TUQ2Gopwg1HkNs3RTZjcSBImfm9P5iIxtGtwbsOUXPQVdMZx/R3ICg== |
| 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
| 2026-09-17T10:51:43.714838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056169observed dc2b3706394bc14fd82aff3c88979830...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:43.697321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056169/manifest.jsonobserved 54fc51c9ee1d53e676077db261e9d83b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:43.681458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056169/publication.mdobserved b54c5ba14299abedd746bb233c068633...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:43.664323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056169/publication.txtobserved 939ef98c5618f6e95df0628f4e72c223...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. |
|---|