OT-2026-000050956
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000050956) never changes.
Identity and time
| Publication number | OT-2026-000050956 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b4-7b57-a8ad-dc8d9407de22 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050956 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c4c166987d249653b108f99f789db74b72cccd1cb9c15431ccd7f164f45551b |
|---|---|
| Markdown | 2970478c39dc07ec1125cda8c5d317965f36e0ad07bd3dfacb589aa471033257 |
| Publication page | 838edbe4f59e660213e9a17cef057cbf9135cbf3b6c3218d0cd509dff89ecef2 |
| Manifest | 4aa240630d96916fb98de322b9a3d682ba1ef4b646ba557f7745d25884b194da |
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 | FZmxCwaCSoN2++HakeOBiAFwgGx9jx0Y1SsASW6s0KkPKtHxOOfurqbpTAWQELOCM/bsJoUnkwf4Ip5l9iOLCg== |
| 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
| 2026-09-17T11:00:43.864005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050956observed 838edbe4f59e660213e9a17cef057cbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:43.860644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050956observed 838edbe4f59e660213e9a17cef057cbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:43.834070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050956/manifest.jsonobserved 4aa240630d96916fb98de322b9a3d682...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:43.830104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050956/manifest.jsonobserved 4aa240630d96916fb98de322b9a3d682...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:43.812188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050956/publication.mdobserved 2970478c39dc07ec1125cda8c5d31796...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:43.803161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050956/publication.mdobserved 2970478c39dc07ec1125cda8c5d31796...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:43.784518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050956/publication.txtobserved 0c4c166987d249653b108f99f789db74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:43.781437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050956/publication.txtobserved 0c4c166987d249653b108f99f789db74...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. |
|---|