OT-2026-000020707
Publication integrity record
Foam pad 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-2026-000020707) never changes.
Identity and time
| Publication number | OT-2026-000020707 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-765d-998d-9424373bcdff · 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-2026-000020707 |
| Status | PUBLIC |
Content hashes
| Canonical text | da6158fe209a5e6340c396ac692fe0550df2331ed4a6325eaf0092774ee790f9 |
|---|---|
| Markdown | 1966b73f34bf54430b064fb8097d0ab50cdd2ccae8766c40d82a37dea5152517 |
| Publication page | 1fcea58af683786e5b6caac1a5ab3e03bed239b994c34cdb784e01b3fcd8890d |
| Manifest | 184ec4cfa7f21a731cb816fa171dfa182f09cac2085ba4216e2c7fd35c0c3803 |
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 | 1eJQJS+UjrD0ecwvWUstUabcpfxw39zUeJHwWac8S3W6C0DXl3blPgrcs8I4vXqcxceK+VZ6eg0Z04mNHLozBg== |
| 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
| 2026-09-17T11:55:45.442193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020707observed 1fcea58af683786e5b6caac1a5ab3e03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:45.424040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020707/manifest.jsonobserved 184ec4cfa7f21a731cb816fa171dfa18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:45.406468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020707/publication.mdobserved 1966b73f34bf54430b064fb8097d0ab5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:45.389698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020707/publication.txtobserved da6158fe209a5e6340c396ac692fe055...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. |
|---|