OT-2026-000012621
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000012621) never changes.
Identity and time
| Publication number | OT-2026-000012621 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5561-7e56-b284-34671f2d7618 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012621 |
| Status | PUBLIC |
Content hashes
| Canonical text | dafa863ba74204634abe1b8779ff6d062b92c895da6f54e38300e538d8cb908f |
|---|---|
| Markdown | 7ce7c0767f2673c526b674e034edb9fd10592d90f053ab21c5717e9dd8966d57 |
| Publication page | acab6bfb1192e957831132cbb7afabb5b8df0f1f386ba2b2a31bd6a93ec6435e |
| Manifest | eb8d3b3b4377f22c96ead5227eb7f4987892f79a3bf0fd0c562ceb836ffb5fc8 |
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 | /N4GfMHWY2XVoPW8ts0ZeMiJCAEPT0YCTp8ntj6HdIpHuHAQZ87ZIKat8cCdtUAZsz3ktlACx88rEHrk2of/Bw== |
| 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
| 2026-09-17T12:10:13.278121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012621observed acab6bfb1192e957831132cbb7afabb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:13.260042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012621/manifest.jsonobserved eb8d3b3b4377f22c96ead5227eb7f498...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:13.240216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012621/publication.mdobserved 7ce7c0767f2673c526b674e034edb9fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:13.216503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012621/publication.txtobserved dafa863ba74204634abe1b8779ff6d06...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. |
|---|