OT-2026-000007921
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000007921) never changes.
Identity and time
| Publication number | OT-2026-000007921 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908a-716e-a6b9-cb87b83e89b9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1032cb7cf1a0e1c67156e7fdcdc482b73259dae98fec1f140a82b45ee234d29d |
|---|---|
| Markdown | 214f218fa0a6f9a9d2dd6ce8b40ba9b9c1087425f0ba1d673ef50bc3a948314d |
| Publication page | 0e56739aa176be5f2ea19942ead63abf02e5f55a77b640b4cc5422668e6c01ff |
| Manifest | 8b5e2c98b7bc35c04c1a440350e9e60673bc3434bc66ff5a47ea03a8623aefbd |
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 | cAkwQ8KzV+dgnJqyoYvjBiRaDHA2jMY9tm/zs2ry9OMiRrUcGaxaW9erCoFq80MWZA+wgMt+ZK8i3gdBDfPmAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:23.790569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007921observed 0e56739aa176be5f2ea19942ead63abf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:23.769766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007921/manifest.jsonobserved 8b5e2c98b7bc35c04c1a440350e9e606...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:23.750725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007921/publication.mdobserved 214f218fa0a6f9a9d2dd6ce8b40ba9b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:23.729428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007921/publication.txtobserved 1032cb7cf1a0e1c67156e7fdcdc482b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:02.566491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007921observed 0e56739aa176be5f2ea19942ead63abf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:02.549908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007921/manifest.jsonobserved 8b5e2c98b7bc35c04c1a440350e9e606...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:02.531161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007921/publication.mdobserved 214f218fa0a6f9a9d2dd6ce8b40ba9b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:02.509394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007921/publication.txtobserved 1032cb7cf1a0e1c67156e7fdcdc482b7...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. |
|---|