OT-2026-000042178
Publication integrity record
Foam pad vacuum gripper, common isolation valve, 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-2026-000042178) never changes.
Identity and time
| Publication number | OT-2026-000042178 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d72-72a7-b631-a5f3083412a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042178 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0fa8414452c97b15a80549a4f58e4648e3f30509dd5a765dd35bf68fb4c67efe |
|---|---|
| Markdown | 4030b6a10c5e524b2fa721cfc81d1cd78bb9d8893b172e30f751747c11472e2e |
| Publication page | 64c466ad543f56f0f563728fa044a5cd1026610e561e80802d60f8468a1ca1ed |
| Manifest | d93b9b73b8be587bc69aed7bf4b31af659612be8381cdc5e6374313ebc9f093d |
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 | CoMMLxUxN8GrqamRs6mD0PfYG0ujzd/DS6ebah0ityGOO2ou9VUtjsLr8o2Wik8Xr1n4g1k5VxcpQ+R05JltCw== |
| 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
| 2026-09-17T11:15:50.142132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042178observed 64c466ad543f56f0f563728fa044a5cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:50.103851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042178/manifest.jsonobserved d93b9b73b8be587bc69aed7bf4b31af6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:50.082864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042178/publication.mdobserved 4030b6a10c5e524b2fa721cfc81d1cd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:50.046676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042178/publication.txtobserved 0fa8414452c97b15a80549a4f58e4648...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. |
|---|