OT-2026-000005055
Publication integrity record
Vacuum cup gripper, common isolation valve, pump fed, pressure verified at each zone, silicone cups
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-2026-000005055) never changes.
Identity and time
| Publication number | OT-2026-000005055 · never reused |
|---|---|
| Internal UUID | 01a0a92c-6e2e-7953-ad04-eec3e5f967d3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:44:16.433195Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005055 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6472bb657f31b8df38833f1e154385b7b18a821dee25ad221df34f82972473a |
|---|---|
| Markdown | 5f3ec0f4557426d94aa45dd1242031118103abec98aad57da65ba08fe313e143 |
| Publication page | 415e85d30287dbb23bd5a04599d596ebf5724ce4c8c8f95f16316de866e09b4b |
| Manifest | d2904649af08f009e2aa250c65dba80926d246cb2f8c152c3b9815d622a51c27 |
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 | +E0ZFjsLaTKedFk9IYcJshxE2fuq84R3NANfHd9Wn2p02ezskydG///WhWXh/lQub2Yck2Pdko0H2o8WeinyAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:20.411576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005055observed 415e85d30287dbb23bd5a04599d596eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:20.398761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005055/manifest.jsonobserved d2904649af08f009e2aa250c65dba809...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:20.386318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005055/publication.mdobserved 5f3ec0f4557426d94aa45dd124203111...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:20.372762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005055/publication.txtobserved c6472bb657f31b8df38833f1e154385b...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. |
|---|