OT-2026-000023556
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000023556) never changes.
Identity and time
| Publication number | OT-2026-000023556 · never reused |
|---|---|
| Internal UUID | 01a0ae70-7269-7ea3-b33a-5d3bc67e0f4e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:40.056870Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023556 |
| Status | PUBLIC |
Content hashes
| Canonical text | 29d948c4b7e6e97ded2d55667e1a9c9bf2943efeba269c9b58fb775f36c4e042 |
|---|---|
| Markdown | b644130bac48861d9b829619bb5156530529037d2e8caca6c7a64329699fd0f6 |
| Publication page | 242fdd7b81914f8ce02a58a536f987be1f5181cfaa6f7766feba526ac4ffeff3 |
| Manifest | 93de8f34dad368f6a8050b5cbb4491f9d476710649bbdc7d0c5bd9e7ce2718f1 |
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 | Iew6rqByXL6nwxO1dZyZvZi+FFdtQq/HgS+EZ2GcuSw/Wqe68Fqp3hcrfTzi1UmyMDq8YqnoZtBeaZ2RXkv/CQ== |
| 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
| 2026-09-17T11:51:54.249000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023556observed 242fdd7b81914f8ce02a58a536f987be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:51:54.229407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023556/manifest.jsonobserved 93de8f34dad368f6a8050b5cbb4491f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:54.203344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023556/publication.mdobserved b644130bac48861d9b829619bb515653...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:54.179573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023556/publication.txtobserved 29d948c4b7e6e97ded2d55667e1a9c9b...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. |
|---|