OT-2026-000081858
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000081858) never changes.
Identity and time
| Publication number | OT-2026-000081858 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f75-7b74-84c6-438862a29658 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081858 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c2b6ae08041520e413956e3e8637cb2bed050b5573ba7fb016323f2b021c707 |
|---|---|
| Markdown | 4e54cfddd4385a05ce21872d4f8c694c79c01f66c82192fa8365813af68d3d6c |
| Publication page | 5aff7688dbd807c09053258e784442a3caa01ebd9728ea66e0d3ae3bcea266cc |
| Manifest | 9a89cb47e3abdf30e509a5577998b967ed54d27dfbb0ba77bbdf6b4f58e9bfdc |
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 | /EdwOMxJMhVWV2tWo7HJKnhbb2kJoBgVVcVLwA9z3esqV05DwPoQOqymqg6yMvzcpBhhZ/JQodvy1snk52EwAQ== |
| 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
| 2026-09-17T10:00:58.397761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081858observed 5aff7688dbd807c09053258e784442a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:00:58.381872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081858/manifest.jsonobserved 9a89cb47e3abdf30e509a5577998b967...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:00:58.365311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081858/publication.mdobserved 4e54cfddd4385a05ce21872d4f8c694c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:00:58.348281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081858/publication.txtobserved 0c2b6ae08041520e413956e3e8637cb2...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. |
|---|