OT-2026-000013928
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000013928) never changes.
Identity and time
| Publication number | OT-2026-000013928 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-7626-be77-790eeb56dd6b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013928 |
| Status | PUBLIC |
Content hashes
| Canonical text | 921e7fd96299e0e08597e5ee46af0ce3dc312216912c97bb852241d783dee27a |
|---|---|
| Markdown | 28ad44128841a3bd0abda91b21c38663d20fd0f662c1dc8079e4b5579d95b0fe |
| Publication page | dc9008dd4f4823ff9bdf94b5fc34d5cbc1035feafcd4cda946f29c278d50716e |
| Manifest | ee8dc4d6fc7db8cd2e9fa9ee15c7ad9e42d7dc556587af92f4fa9b89dbd9ea44 |
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 | /6HamPvIsYVvmPIcp6I81ELc1OwjDf4D1nzGBDBZI99A2gO8SWHrHdS7X0wXULdZQ1+p/fEz0l3Xrw7sqZnTCQ== |
| 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
| 2026-09-17T12:09:03.839005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013928observed dc9008dd4f4823ff9bdf94b5fc34d5cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:03.821188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013928/manifest.jsonobserved ee8dc4d6fc7db8cd2e9fa9ee15c7ad9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:03.801566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013928/publication.mdobserved 28ad44128841a3bd0abda91b21c38663...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:03.780366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013928/publication.txtobserved 921e7fd96299e0e08597e5ee46af0ce3...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. |
|---|