OT-2026-000052848
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000052848) never changes.
Identity and time
| Publication number | OT-2026-000052848 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42e-72ef-9dc8-22f6a127b22e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052848 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b1d48fc57f4be33dac6e7f8f1ffe71a7c87247b3dc1634231e0841bf6f085b2 |
|---|---|
| Markdown | 0d04714adc15bd598edbc7357ebad40b7588cf7fbef47cb21d335a9f81e858b6 |
| Publication page | 6123ad182e2a50602bbe51c7c4b5c0147cf1aa5f43c3b3ae4c3d141b63b7aa0f |
| Manifest | e10d626461381a249848c874a3fee4252c8df214cdeba2d32fc5f551c53d8a1b |
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 | q/7W10NfjUXnXmO8VNKHAAq1TbQusbnaXOQEyRQYXWx8NCfDMV3xT2xb6urx0xaooqBVlIljznUYsJOjfnWSCg== |
| 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
| 2026-09-17T10:56:28.522328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052848observed 6123ad182e2a50602bbe51c7c4b5c014...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:28.504013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052848/manifest.jsonobserved e10d626461381a249848c874a3fee425...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:28.486189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052848/publication.mdobserved 0d04714adc15bd598edbc7357ebad40b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:28.468178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052848/publication.txtobserved 4b1d48fc57f4be33dac6e7f8f1ffe71a...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. |
|---|