OT-2026-000056027
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, three 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-2026-000056027) never changes.
Identity and time
| Publication number | OT-2026-000056027 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4a-753f-972b-3e260d257748 · 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-2026-000056027 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d2e83208e486590f8528a3ad7807dd1054fd7515950e490d97c8e64d65777c9 |
|---|---|
| Markdown | 210bb10b4b2eb74e95773d270bd222586b707dee0124768be69ff24fcf31f02f |
| Publication page | 64602168f33d3f6215a602ace2c3daf102b68f7a6217af6d2b160baae34ed185 |
| Manifest | 5793d89c66cdb1c77af244bd3363a64359bdf78b4072acb9a67d00aaa12a2f90 |
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 | BnO/jOA/qZaS00Az+hVoylO3srhJvZ3L46rGxv3LLg5aEqBgR8rMl+iXy+ntXmBjOaOr+oVyDnPx7YDjtGYZCw== |
| 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
| 2026-09-17T10:51:33.385386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056027observed 64602168f33d3f6215a602ace2c3daf1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:33.368602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056027/manifest.jsonobserved 5793d89c66cdb1c77af244bd3363a643...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:33.351372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056027/publication.mdobserved 210bb10b4b2eb74e95773d270bd22258...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:33.334491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056027/publication.txtobserved 4d2e83208e486590f8528a3ad7807dd1...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. |
|---|