OT-2026-000005030
Publication integrity record
Vacuum cup gripper, common isolation valve, ejector fed, rubber cups, oval form
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-2026-000005030) never changes.
Identity and time
| Publication number | OT-2026-000005030 · never reused |
|---|---|
| Internal UUID | 01a0a92b-9a4b-795d-b243-550e66018dc2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:43:22.190437Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005030 |
| Status | PUBLIC |
Content hashes
| Canonical text | 38f00b10808d4011524c7247c6630529d1433bdd06e18e52c7dc921e28249caf |
|---|---|
| Markdown | ef02e897a19f423d7e7eec8ac1a3374f22eb0854db4f20daa4f7e735adbd18c7 |
| Publication page | 6852dd545d8f267cf7465f3fd494f1f779a02bba64b7f7500a3ee58adcd09b25 |
| Manifest | f88ec3ced35139a16489f12dd374ab501d5b7433020867bc93178b503d0923fe |
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 | eKvg/SqSrihO1VQ1/Wi5gvb/g1f/2NyCZ2dUQ2pev/mjhtpXIF/o9SZjhP1eD82Md4WjMKHdvIMXYz2OxD+UBQ== |
| 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
| 2026-10-23T04:23:30.752308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005030observed 6852dd545d8f267cf7465f3fd494f1f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-23T04:23:30.740240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005030/manifest.jsonobserved f88ec3ced35139a16489f12dd374ab50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:23:30.726325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005030/publication.mdobserved ef02e897a19f423d7e7eec8ac1a3374f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-23T04:23:30.592610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005030/publication.txtobserved 38f00b10808d4011524c7247c6630529...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:41:32.784446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005030observed 6852dd545d8f267cf7465f3fd494f1f7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:41:32.730084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005030/manifest.jsonobserved f88ec3ced35139a16489f12dd374ab50...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:41:32.677398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005030/publication.mdobserved ef02e897a19f423d7e7eec8ac1a3374f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:41:32.560288Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005030/publication.txtobserved 38f00b10808d4011524c7247c6630529...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|