OT-2026-000052697
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000052697) never changes.
Identity and time
| Publication number | OT-2026-000052697 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42c-7ad0-bee1-53eef22aa0e3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052697 |
| Status | PUBLIC |
Content hashes
| Canonical text | 309850ac1cdd1917d2515ccd8d670f91259bb6f33a7ee42ef918f3065ec5dab3 |
|---|---|
| Markdown | a2779582a78c3bf3e832e32f64e7fd98888c0e4a648eed120201b6e77e6e90f6 |
| Publication page | e1b938df7c1ac465e5d90b384231c46c790949ea1ee322980edd011a24a16635 |
| Manifest | 40b4556e38cdb530f4ad6f1b29f3ddfe78ec8df6a06c4c5de2ead2faf9da2580 |
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 | RtvjjbMqsoaZ6PE2/FUj7vSriVPbPFjCKZZpdmVhgFS8ZaAEhaeUI8QaN/Q43DrCE1Zls7dJxmJ6bHn4TLOnDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:40.873605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052697observed e1b938df7c1ac465e5d90b384231c46c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:40.855986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052697/manifest.jsonobserved 40b4556e38cdb530f4ad6f1b29f3ddfe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:40.838762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052697/publication.mdobserved a2779582a78c3bf3e832e32f64e7fd98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:40.819669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052697/publication.txtobserved 309850ac1cdd1917d2515ccd8d670f91...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. |
|---|