OT-2026-000055943
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two 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-2026-000055943) never changes.
Identity and time
| Publication number | OT-2026-000055943 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4a-7fee-bcfd-f95994b8d6c6 · 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-2026-000055943 |
| Status | PUBLIC |
Content hashes
| Canonical text | bb6255deaa3e542dd4074dfe64400a7b3d4aa51907bc9ade6f8c392fbaca6ede |
|---|---|
| Markdown | efc9cccee343a4795c95b155b6ac99336f98ce5b7ad1455b5c52be978f1dfabf |
| Publication page | d911bb89c944c0bab46ed53c668c8a403c04823d0b299ba95fe2ed5d7d3220c8 |
| Manifest | c87a1c0ddc15ac1209869c7df609c15a7e3c3f6720d1097c4b980277bdd03647 |
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 | nuuWby6vHAzElPAFx6svEQP9w0BafKaFsbmjcqi6h6qecai7voqicW4L7ynIshmnKlce/ohM6Lo+hY1+LsBeBQ== |
| 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
| 2026-09-17T10:51:27.546910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055943observed d911bb89c944c0bab46ed53c668c8a40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:27.528234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055943/manifest.jsonobserved c87a1c0ddc15ac1209869c7df609c15a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:27.511893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055943/publication.mdobserved efc9cccee343a4795c95b155b6ac9933...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:27.494436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055943/publication.txtobserved bb6255deaa3e542dd4074dfe64400a7b...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. |
|---|