OT-2026-000042891
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000042891) never changes.
Identity and time
| Publication number | OT-2026-000042891 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-7cdb-b25e-e87d62c14feb · 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-2026-000042891 |
| Status | PUBLIC |
Content hashes
| Canonical text | 449056d32bee9ea39a1c533f3d2ade907b921523fdc7cf63fe563c8439edfbf1 |
|---|---|
| Markdown | c8c51088ebc63774dc9d039cbb4b44344f174a33987d2ed770a5204117663551 |
| Publication page | 04d4632cb8d14abe0254855f0c27c45d36f5351a4743fc64b2ffc5c7ee03da8e |
| Manifest | caf0dac6b8466b4eaf7234130a14a5aae62ea3c2082124fcfa2a2e2b35e38957 |
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 | xp3LTqSaedVn7uQE5j6TgApdAb0Ku5KE8XvAOkJ16jVpVSdu5Io2Qgc6Dc9F/mRKJ0Sbc5LU7vUQjJuGdMTmAQ== |
| 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
| 2026-09-17T11:15:23.743119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042891observed 04d4632cb8d14abe0254855f0c27c45d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:23.723908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042891/manifest.jsonobserved caf0dac6b8466b4eaf7234130a14a5aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:23.698259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042891/publication.mdobserved c8c51088ebc63774dc9d039cbb4b4434...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:23.671533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042891/publication.txtobserved 449056d32bee9ea39a1c533f3d2ade90...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. |
|---|