OT-2026-000043020
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000043020) never changes.
Identity and time
| Publication number | OT-2026-000043020 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-3278-7e1a-b88a-f73be89ba283 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043020 |
| Status | PUBLIC |
Content hashes
| Canonical text | d2b76bcd731998eb8cda8b56c7899bde0fbe0ab4d5c3e92f81e538f5aba756ba |
|---|---|
| Markdown | fc4247d559896722931ff3a6cb27c80f4b34d8e010f90bd045584cd7610387e3 |
| Publication page | beee84c6769400ddbc7e19c066ccd1e7c512f6e7c2e47c09a518369f61ed84ae |
| Manifest | d6a3ea38021ce892e7a5ff4bbe366f1436dbebdf7dfbf39acac3065c31803b79 |
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 | Ka10fqP9mkdaLuPWBdGvmseCyvEBQraQa3nFNVMM9tG0JydLiu2oT5DB7HbRysbBFyfARObYKwi2fDtc28iyBQ== |
| 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
| 2026-09-17T11:13:20.097459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043020observed beee84c6769400ddbc7e19c066ccd1e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:20.079760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043020/manifest.jsonobserved d6a3ea38021ce892e7a5ff4bbe366f14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:20.062376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043020/publication.mdobserved fc4247d559896722931ff3a6cb27c80f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:20.044386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043020/publication.txtobserved d2b76bcd731998eb8cda8b56c7899bde...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. |
|---|