OT-2026-000027988
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000027988) never changes.
Identity and time
| Publication number | OT-2026-000027988 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-74d9-9455-07b6101f2519 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027988 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd19ac09da050d3266b4ee16f547e71e9beaadb52ca91a682859aa12f6e4397e |
|---|---|
| Markdown | 3c9f9a703849b0adc5b82b5cef92ca07becf0dc90a9619c2b7a35d20a8398fd1 |
| Publication page | 4cdecaf265d847f60b0a0b16a1e00b7f107cf03dc5f9e026b4fbf0758e66df38 |
| Manifest | 2e0cd076f451f1681a6aeda2e1b84d33fbf40264944951819fe4bb929afa195b |
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 | /+B8ZX3wmnsofei3636HVAjSpC4cOTXMG2pTsAKQ47zdaB3P8nIu4NHQSPTo+DLANWrmCRPNZ07gW9uqbdDHBg== |
| 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
| 2026-09-17T11:42:11.650948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027988observed 4cdecaf265d847f60b0a0b16a1e00b7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:11.632988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027988/manifest.jsonobserved 2e0cd076f451f1681a6aeda2e1b84d33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:11.614558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027988/publication.mdobserved 3c9f9a703849b0adc5b82b5cef92ca07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:11.596569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027988/publication.txtobserved cd19ac09da050d3266b4ee16f547e71e...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. |
|---|