OT-2026-000042752
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000042752) never changes.
Identity and time
| Publication number | OT-2026-000042752 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cf-7138-962e-a8ef0d998536 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042752 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9a19ca691374f9f6a2aefb506abb3548233e05dafdcbd0d7fc7d973ace646ac |
|---|---|
| Markdown | f7d5dc05cc04dfbcd0eae4d13b9dc3b81b912500a325ad15a506a619db1d4b2d |
| Publication page | 6759ddd96458f555e5309559236df58e713bb51cfb699a329be872f27efe2c0d |
| Manifest | ab1cf9248e8f99b7be9c059d2e7e72f1def9b44e25e0ac646c971561f0f4fce6 |
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 | HjWSmaA4niwACp180wyn794nMqHSfcMQQBCSl/LYNbm5zNN0N2IiUdVp/uRn3g9tuqZpXjG/D8vHr+H4MEGeCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:15:12.236687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042752observed 6759ddd96458f555e5309559236df58e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:12.217803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042752/manifest.jsonobserved ab1cf9248e8f99b7be9c059d2e7e72f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:12.196001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042752/publication.mdobserved f7d5dc05cc04dfbcd0eae4d13b9dc3b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:12.176664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042752/publication.txtobserved e9a19ca691374f9f6a2aefb506abb354...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. |
|---|