OT-2026-000021802
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, sustained blow-off before set-down
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-2026-000021802) never changes.
Identity and time
| Publication number | OT-2026-000021802 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7d68-a38c-9986582513d3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021802 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80bd84e66ab58e4914ef280e8814b985339426df0bfaf0e4ab77e573d9ae6462 |
|---|---|
| Markdown | 911aca0fd52db56a54d64567e7921e3293c236c2640455e352e1b20816d9555f |
| Publication page | 1300f6ed379ac166b7901dc7bb633f5ef5c9e868d29da8eb36529589b8aea75b |
| Manifest | ffddf1f1b49712bf9ac5bf924faa9e9b370da3ab5c41c19c12a507c4207498b1 |
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 | xbCYKBl2ZV2loafFR6fLBB65TEfo4rrQU5uVV7QPhpDvzRae3bTNrPjHOco0QSvDjVBHTvw+0SkMvZ+fzT72Dw== |
| 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
| 2026-09-17T11:54:07.171609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021802observed 1300f6ed379ac166b7901dc7bb633f5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:07.151316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021802/manifest.jsonobserved ffddf1f1b49712bf9ac5bf924faa9e9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:07.115404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021802/publication.mdobserved 911aca0fd52db56a54d64567e7921e32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:07.082519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021802/publication.txtobserved 80bd84e66ab58e4914ef280e8814b985...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. |
|---|