OT-2026-000056116
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, sustained blow-off after set-down
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-2026-000056116) never changes.
Identity and time
| Publication number | OT-2026-000056116 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7f56-b999-a23be36e1300 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056116 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2feaf4dc6d0c9ab019ef391ed7e7ad0d4ebdcf8d8915834dba744df2be737994 |
|---|---|
| Markdown | 7c77766f7020227b23a1109412583c879156b20fe9ef21201dbee1c9ab26281e |
| Publication page | ed271bd6795e4f4f98bb1d708812f8d6c1b8e173904a31db7fb38d826be7e2d6 |
| Manifest | 1efdf628bb5fdf3dbd0bd2e3e6cf113b7d6b57a10ba95c7bfc73fbef1da0f07b |
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 | Gp7UyEcTA9OKTEir7C2iKqDalRi48vdk2hKA1yqKd9zZEKJ3jPJVHl1Z/nrRlLiGfWmKBihmcryEpN6ArKIUAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:39.596852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056116observed ed271bd6795e4f4f98bb1d708812f8d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:39.579453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056116/manifest.jsonobserved 1efdf628bb5fdf3dbd0bd2e3e6cf113b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:39.560949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056116/publication.mdobserved 7c77766f7020227b23a1109412583c87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:39.542854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056116/publication.txtobserved 2feaf4dc6d0c9ab019ef391ed7e7ad0d...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. |
|---|