OT-2026-000020659
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, 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-2026-000020659) never changes.
Identity and time
| Publication number | OT-2026-000020659 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-719e-9e10-6a55bf424e81 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020659 |
| Status | PUBLIC |
Content hashes
| Canonical text | 18a17e6798349e04fa0d9a704a4e2c8d6d27351e1360c2d2956b5584f9195105 |
|---|---|
| Markdown | 91935da0b84cbb21bbc9eb369a95292428ccd617eb6e70b4a8859ed7f540afea |
| Publication page | 2d8523957bbe15b569044c405a117d9981c32d0713e9a3ac3d1d718766a0eb85 |
| Manifest | 176faebb7ed3feeac5919ad4582bd6c963c0ce290aab809d5de32ce7a08c4f59 |
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 | INtN+bIuf1pAMa1c3L2bcnehtw+u9UHsV5fHWOUbruffg3A7lrt/vOP91haE/NPD68kolAN8PazeKZqBTkMkCw== |
| 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
| 2026-09-17T11:55:36.963772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020659observed 2d8523957bbe15b569044c405a117d99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:36.945127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020659/manifest.jsonobserved 176faebb7ed3feeac5919ad4582bd6c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:36.925316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020659/publication.mdobserved 91935da0b84cbb21bbc9eb369a952924...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:36.906620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020659/publication.txtobserved 18a17e6798349e04fa0d9a704a4e2c8d...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. |
|---|