OT-2026-000028255
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000028255) never changes.
Identity and time
| Publication number | OT-2026-000028255 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f4-7332-875f-db7a3916a93e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028255 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9716bef1922d0d346a4396330ffe44f31b3f42d2137bb360046a985aa74d2563 |
|---|---|
| Markdown | 69163e7843569091f87180acc57ede9e1ef10ff79e0b1c95f918401f0b0e4242 |
| Publication page | ab08788545219b734fb25946db98bd25ad534f769743f52bde5f2814a1e0b1e5 |
| Manifest | b8802beb904313be405c802089e125663bff3b75d15aa82365d738002aaecabc |
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 | sPZprY7+JSEZ5Nnag4mfTrvrM6isNKIMYVew7rEjs3kWGDFqVPJfQU98yQWArq3Upsss8x57bSkOwWeQGHrqBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:40:07.631175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028255observed ab08788545219b734fb25946db98bd25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:07.613693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028255/manifest.jsonobserved b8802beb904313be405c802089e12566...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:07.595520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028255/publication.mdobserved 69163e7843569091f87180acc57ede9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:07.577037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028255/publication.txtobserved 9716bef1922d0d346a4396330ffe44f3...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. |
|---|