OT-2026-000040881
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000040881) never changes.
Identity and time
| Publication number | OT-2026-000040881 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d10-76a6-beb8-a6101fa895cb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:28.516236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040881 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7003606147156042ef9a2f809ff5d29a49f918203b5d9862ce7ff2e060ab35d |
|---|---|
| Markdown | 074150b71dce21a5b52b219340b4460833d7a8db3fb35ea6c985d84b7dbd65b7 |
| Publication page | 42c419de4ba7bb02c6c3cb6fd798fd4651fb7a6331863b251854dbcbf5913590 |
| Manifest | b52e7d557a9b02b319ed10238d8c7c9c6505acb5518c6fc49e08430f86b61043 |
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 | QW5KkpwC2+ujWJkVcaKjTVRQlUgTOnUcoarkv6tvHkxCUbsRbgwxFyHd6XqnOc7HF9T3d5Dwc3wKg5clPZ5lBA== |
| 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
| 2026-09-17T11:20:14.481041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040881observed 42c419de4ba7bb02c6c3cb6fd798fd46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:20:14.460255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040881/manifest.jsonobserved b52e7d557a9b02b319ed10238d8c7c9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:14.442562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040881/publication.mdobserved 074150b71dce21a5b52b219340b44608...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:14.424598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040881/publication.txtobserved a7003606147156042ef9a2f809ff5d29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:40.491942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040881observed 42c419de4ba7bb02c6c3cb6fd798fd46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:40.475125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040881/manifest.jsonobserved b52e7d557a9b02b319ed10238d8c7c9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:40.456444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040881/publication.mdobserved 074150b71dce21a5b52b219340b44608...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:40.431360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040881/publication.txtobserved a7003606147156042ef9a2f809ff5d29...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. |
|---|