OT-2026-000021727
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000021727) never changes.
Identity and time
| Publication number | OT-2026-000021727 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-71a6-8d38-d90bef497c94 · 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-2026-000021727 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2f682685e379e39d0fbd3d60a1c10844ce62582a3723666404ec044d68e11262 |
|---|---|
| Markdown | 774fae3d9b4558c00e69cc306325e36fdec9b7027f9f89ab349f33085aeb6576 |
| Publication page | feee7e43d7f2984d8f74555c3c9f2658eee49fd2c14fc8afbf7548be14fa75e2 |
| Manifest | 0e70dd92481f509c2d4ec044594a7a5a55bc7393301d340b88928a4dcff6e238 |
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 | R5NJOjsDExvoLiOWZcNMzWEo1zgxvdX8DwJJsC/v7NNnxo5YbqIhK3r4tYaFVY16H/f1pxuiotdFB/Rvny8XBw== |
| 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
| 2026-09-17T11:54:16.110935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021727observed feee7e43d7f2984d8f74555c3c9f2658...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:16.093155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021727/manifest.jsonobserved 0e70dd92481f509c2d4ec044594a7a5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:16.073791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021727/publication.mdobserved 774fae3d9b4558c00e69cc306325e36f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:16.054023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021727/publication.txtobserved 2f682685e379e39d0fbd3d60a1c10844...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. |
|---|