OT-2026-000031355
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pulsed blow-off before 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-2026-000031355) never changes.
Identity and time
| Publication number | OT-2026-000031355 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ac-7505-b275-9660363a1b6c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031355 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff155fe7cde34e09a5753f38a563aa2036e4f5b46243229fc2c4cec17037ec39 |
|---|---|
| Markdown | 97f49e4afb34921f8a9eae985741f896ee337b9340950d9acbcb0bc0eaaa0b86 |
| Publication page | 8ccff0684ab3c575a0f3f2c3b719d8f7c0e35e30b1b4f42a8c3bc38893950db8 |
| Manifest | df21743a7a98e0839de7837bb008db78aa77db15e6a46e044fc6054abbb984e3 |
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 | 2v3bpXjm42z2YBYK6t0OPRIfGXPjRLlYeYyTlWTrUxWtVDOgJat7GXNeO7fF17nRoZLLVMgclvC8RLHi/5fUAg== |
| 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
| 2026-09-17T11:36:03.316797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031355observed 8ccff0684ab3c575a0f3f2c3b719d8f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:03.299374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031355/manifest.jsonobserved df21743a7a98e0839de7837bb008db78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:03.281207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031355/publication.mdobserved 97f49e4afb34921f8a9eae985741f896...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:03.264607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031355/publication.txtobserved ff155fe7cde34e09a5753f38a563aa20...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. |
|---|