OT-2026-000052522
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented before set-down
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-2026-000052522) never changes.
Identity and time
| Publication number | OT-2026-000052522 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-79cf-a12b-e23607d240ac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052522 |
| Status | PUBLIC |
Content hashes
| Canonical text | 01e6f2ea9e7921dc27c398e04428791bf1d80ef723c503b4a6127d16af840850 |
|---|---|
| Markdown | 8a2ef8920a4988bbd9ad0b446387bdebd16afbcb5810e1a88cad28ac3518a475 |
| Publication page | 00551b2fbc72913f7ad9d44e8c13722db7471623d8838fce7f159909c078091c |
| Manifest | 55d3a2d62b8caecd988b2679175ae12d60e06bb6c6d9b2438ffdfc57b3673b91 |
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 | gEs9AvU2Q9FOqKYYuFJ7IaybrXmZAZALpcTwJ4oTI7PlvZAmZFLe5nODgdghw70cdpv4SptTTQIZnLBCeHc3CA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:09.985199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052522observed 00551b2fbc72913f7ad9d44e8c13722d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:09.966911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052522/manifest.jsonobserved 55d3a2d62b8caecd988b2679175ae12d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:09.950172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052522/publication.mdobserved 8a2ef8920a4988bbd9ad0b446387bdeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:09.931974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052522/publication.txtobserved 01e6f2ea9e7921dc27c398e04428791b...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. |
|---|