OT-2026-000055748
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000055748) never changes.
Identity and time
| Publication number | OT-2026-000055748 · never reused |
|---|---|
| Internal UUID | 01a0ae87-09cb-70ec-adba-2312d0bc6699 · 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-2026-000055748 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79c2037e7af0e9dd0b455e3be76db37ec017b028f4b12667bf6372934b887dd5 |
|---|---|
| Markdown | 58b475a03cb78c6ace4bfd989f64976980d965a4b64aceea932aa0e157c3bd93 |
| Publication page | c50f6f9f7c89a9daff4e29dbcb314183d02dada5d215cb3a4bb1aa9e555ae0cc |
| Manifest | 02af63fe306a1daa5879a11f26326d3cf757ac5fa172aafb0d5c085cd0abfb73 |
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 | xsYUUF3k4n1Qg9gvMb0zH/Ps2JlMcwlVpsmjGOoc7okPV7nkJcOzFrdctmXo33Jlie5Hmg1J7ZwS9FkYi8mOCQ== |
| 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
| 2026-09-17T10:51:05.820955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055748observed c50f6f9f7c89a9daff4e29dbcb314183...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:05.802650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055748/manifest.jsonobserved 02af63fe306a1daa5879a11f26326d3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:05.786093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055748/publication.mdobserved 58b475a03cb78c6ace4bfd989f649769...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:05.769142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055748/publication.txtobserved 79c2037e7af0e9dd0b455e3be76db37e...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. |
|---|