OT-2026-000022551
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, 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-2026-000022551) never changes.
Identity and time
| Publication number | OT-2026-000022551 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4ff-72de-85b4-d83f3b2d3d92 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022551 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e096dcd5096088b0945f76e6ec6d5142b45edee7f9bcc794b48cba5450f55ea |
|---|---|
| Markdown | 7e1a17dfab849e34a2b34e2239d37a6ee4f2b09c4e0fa4024da8d98fc544f773 |
| Publication page | cc27aabdd2083c215945f037444d2d379d7f326b34d02b9276d9e948fd345a63 |
| Manifest | deb07d08d43ddaac716d3ddcd3f722a8ff61525b30bfc8a51a53b0b24c013a82 |
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 | r7eN7gNQn2mP1KOXEl7kFym2Ab8hnamNzhVUMSiUGr7FYf7E1OogCnOcZoCbrPyX82MRncybQ3ZY6LKnUxcGAQ== |
| 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
| 2026-09-17T11:53:59.274068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022551observed cc27aabdd2083c215945f037444d2d37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:59.256356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022551/manifest.jsonobserved deb07d08d43ddaac716d3ddcd3f722a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:59.240000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022551/publication.mdobserved 7e1a17dfab849e34a2b34e2239d37a6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:59.221134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022551/publication.txtobserved 7e096dcd5096088b0945f76e6ec6d514...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. |
|---|