OT-2026-000016973
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000016973) never changes.
Identity and time
| Publication number | OT-2026-000016973 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-591a-786c-ad36-fc0bae22dcd9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:22.507214Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000016973 |
| Status | PUBLIC |
Content hashes
| Canonical text | 57375fa206d5fda86a5f7f8fbd355796f99ee815a3cf9bfca7b76243a3ad7385 |
|---|---|
| Markdown | 2e9eb1734008a124d6a83c7a421145b6384d1c6b5aa2bd14cb1876dbaa5e24a6 |
| Publication page | 2dfb3911ebbf4cae505e7c3a6cba093e20b56939e0510c39456352f897245ef6 |
| Manifest | fb32281f167ab02d6dcc711ee825c07c50c54e9d98d9814666010785f34117ae |
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 | G4pfr+5J9lEaJX2gVMU7WepR8vo/zv8TAiQsnj9vMFq1iw1q6XwyKErSxB2e+DJu63LOAeoDH7FFYXb7ppltCg== |
| 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
| 2026-09-17T12:03:22.353975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016973observed 2dfb3911ebbf4cae505e7c3a6cba093e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:03:22.335551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016973/manifest.jsonobserved fb32281f167ab02d6dcc711ee825c07c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:03:22.301133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016973/publication.mdobserved 2e9eb1734008a124d6a83c7a421145b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:03:22.272392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016973/publication.txtobserved 57375fa206d5fda86a5f7f8fbd355796...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. |
|---|