OT-2026-000048555
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000048555) never changes.
Identity and time
| Publication number | OT-2026-000048555 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de7-7a15-a46f-5ab6d7f07dd2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048555 |
| Status | PUBLIC |
Content hashes
| Canonical text | 426d221f3f786d10cac727c09f6753c9655446fb713afcf8c882b59726a37a08 |
|---|---|
| Markdown | 8ae0ea87b0127a8c3b8f130f2d2a09377a529a8f932b74b5ae114657ef347882 |
| Publication page | d562317fb3459dbc08b8032ef134a4a3d33b01bb115c0dfb5e90699db309744b |
| Manifest | 2a83a86a080b3a3c98952e463c111ecba19ae3ad1772be5c05288e1059888b45 |
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 | Kq3mw03MMnWrb94orGSclmS7FcGaI/pyAFCldS7cLax5CaLbE99+pFZjdtwbf+uMf2PltJBPGA7457apUN87CA== |
| 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
| 2026-09-17T11:05:21.077564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048555observed d562317fb3459dbc08b8032ef134a4a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:21.058594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048555/manifest.jsonobserved 2a83a86a080b3a3c98952e463c111ecb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:21.038756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048555/publication.mdobserved 8ae0ea87b0127a8c3b8f130f2d2a0937...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:21.018791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048555/publication.txtobserved 426d221f3f786d10cac727c09f6753c9...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. |
|---|