OT-2026-000069944
Publication integrity record
Single bellows cup vacuum gripper, pump fed, vented 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-2026-000069944) never changes.
Identity and time
| Publication number | OT-2026-000069944 · never reused |
|---|---|
| Internal UUID | 01a0ae91-1860-7217-a35a-ddad9c474faa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:19.726120Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069944 |
| Status | PUBLIC |
Content hashes
| Canonical text | 37bb3699fa3e9a0bdc46e3de666746a43ea215cc490a8d721e0ddc0db05bf7f2 |
|---|---|
| Markdown | d07d548dac1f099867ff87424d3b844d25441472e89c186f915d69ee7e0bb3cd |
| Publication page | 100d9d9db13010ef8f33f85b62d323f1c833ca57d5b57eb09e0a3afb0dbd2ea0 |
| Manifest | 7fd18f1d5e09d7b54c03e7e5da56e6969a35e7e756159b8486a19cde71901eb0 |
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 | IWMzTEIkxSPh65tgJouKy/T2H+bNWplpi0FLSOO9McC+KsZJTKIGEbgW1uHzAspTO/+ud989+dnB9az8MnN2Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:26:53.003886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069944observed 100d9d9db13010ef8f33f85b62d323f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:26:52.985479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069944/manifest.jsonobserved 7fd18f1d5e09d7b54c03e7e5da56e696...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:52.966234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069944/publication.mdobserved d07d548dac1f099867ff87424d3b844d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:52.928293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069944/publication.txtobserved 37bb3699fa3e9a0bdc46e3de666746a4...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. |
|---|