OT-2026-000049502
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000049502) never changes.
Identity and time
| Publication number | OT-2026-000049502 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7086-8fa3-f40143ef54b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049502 |
| Status | PUBLIC |
Content hashes
| Canonical text | 51469d7a8b7bf417a82af29fc3e8c8f6bb3a0f9e251806e74b0f9f65a0c10bce |
|---|---|
| Markdown | 454810492bb8c4f55dbb6800a99c380bf90a07bb9c062d0d3cf32b7cb094a4f6 |
| Publication page | ff35f5567a258e28e99cd6ccecbe908eb7ed91cf902bbd2b442ccaea6dc87246 |
| Manifest | 8bfa8259df3a7ee6f8b4ad9692e958bfb370de69a19cbdc010ab11dd17bb81ca |
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 | ZHQjjSGO8K1dGpVW8qdQqERuoJRKIjft7DIZeNh1WvzYvWbKWQP2teqa4PPqj6R+5cAyCKiCKXxSlEpyWI+bCA== |
| 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
| 2026-09-17T11:02:21.328038Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049502observed ff35f5567a258e28e99cd6ccecbe908e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:21.308157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049502/manifest.jsonobserved 8bfa8259df3a7ee6f8b4ad9692e958bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:21.287658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049502/publication.mdobserved 454810492bb8c4f55dbb6800a99c380b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:21.268856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049502/publication.txtobserved 51469d7a8b7bf417a82af29fc3e8c8f6...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. |
|---|