OT-2026-000020027
Publication integrity record
Foam pad vacuum gripper, four zone face, two stage ejector, 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-2026-000020027) never changes.
Identity and time
| Publication number | OT-2026-000020027 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7644-bbed-06a22b6c90e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020027 |
| Status | PUBLIC |
Content hashes
| Canonical text | 20b1e140d4ed5e5033de69e8526c54885b1e5d18b05d77b9cd3c76727d7ec7d4 |
|---|---|
| Markdown | 590d4817135fab7c80f12d232beb22f3045b6c93e8ae56a5dba7b9fd21f7de4e |
| Publication page | b97ddf8066d1f3cb6b2633b4c92ea86174434c6f0b96269ed08f848353e5d917 |
| Manifest | 99f42f1a966c711d3e065078594809334f979805978796a83485bd87880681f7 |
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 | dbnXbxFjmj2gdWL9Qcowv+wO6DZLMfFLLz2OQ2owrONkhnNtD8LRHp0bhjXwLuR+adshYOSdSOTXvjNus8yVBw== |
| 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
| 2026-09-17T11:58:16.952696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020027observed b97ddf8066d1f3cb6b2633b4c92ea861...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:16.934885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020027/manifest.jsonobserved 99f42f1a966c711d3e06507859480933...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:16.917395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020027/publication.mdobserved 590d4817135fab7c80f12d232beb22f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:16.899295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020027/publication.txtobserved 20b1e140d4ed5e5033de69e8526c5488...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. |
|---|