OT-2026-000100550
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, sustained 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-2026-000100550) never changes.
Identity and time
| Publication number | OT-2026-000100550 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66f1-7c2e-9a9c-8de964346508 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100550 |
| Status | PUBLIC |
Content hashes
| Canonical text | c04b9298c90963e292eaa1d43fa56956d56484cc57bb2975f56d0edc29951a93 |
|---|---|
| Markdown | 7e512ba36cc64afe1a06e1c32d99f5967e8c0a90f18fc16d1e54d41558d03e0f |
| Publication page | 0cb21de1816d3a5a292da387e4829da5531f79e8f46fad53901fa3b58d5fbedd |
| Manifest | 862a683588412c6dade060606726e413a3254f2b78aa2cc236b91a216bb94df4 |
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 | 0wQGU2huB+PYpyzK2YuJxNgHum6BujuHIBvZwm4JJAMga7FBoHm1enG1X2SGdeEfFgFz7MeT+shj1sbMYekDCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:27:19.385096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100550observed 0cb21de1816d3a5a292da387e4829da5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:19.367459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100550/manifest.jsonobserved 862a683588412c6dade060606726e413...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:19.349378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100550/publication.mdobserved 7e512ba36cc64afe1a06e1c32d99f596...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:19.332654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100550/publication.txtobserved c04b9298c90963e292eaa1d43fa56956...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. |
|---|