OT-2026-000005664
Publication integrity record
Vacuum cup gripper, four zone face, common isolation valve, pump fed, pressure verified, 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-2026-000005664) never changes.
Identity and time
| Publication number | OT-2026-000005664 · never reused |
|---|---|
| Internal UUID | 01a0a940-ae0c-74cd-a73d-af4036c3f410 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:06:23.624222Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005664 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd92789ad36fbf4f33f9a99690cebe48a630932d3f6f208d39fe6e2e26f2e46a |
|---|---|
| Markdown | 6bb4c49fbfd40eb82dd57c670706859fa8dd6084e66eaa76fb842af9495f2521 |
| Publication page | 0d2279373a0a6389fa7db2c83910cdcc1db27e18f2a2ed2cf12962981cd5e794 |
| Manifest | 968cd7d571c82f8ec4280def0770129e019ed6c6893c69a0dab32466025f6f93 |
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 | WP/5n5/xuZyxkkJptUDfxHM2xZxpyFhQY9+FUvhBxpoxxdkMjRWU7aDf+tlNgYqpusyeo4iDONXunywUroxwCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:14.489417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005664observed 0d2279373a0a6389fa7db2c83910cdcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:14.473272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005664/manifest.jsonobserved 968cd7d571c82f8ec4280def0770129e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:14.459706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005664/publication.mdobserved 6bb4c49fbfd40eb82dd57c670706859f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:14.442960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005664/publication.txtobserved dd92789ad36fbf4f33f9a99690cebe48...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. |
|---|