OT-2026-000053048
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000053048) never changes.
Identity and time
| Publication number | OT-2026-000053048 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a431-7cc8-86b6-9b19be9c0da0 · 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-2026-000053048 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6622b3bea5a24207531176ccf12e7ce360d7024d2598ac1da15703bad68f359 |
|---|---|
| Markdown | 322431e9e4de8dab98a41688150ad30e20b38277d61f047a4863fb7705125601 |
| Publication page | d3451d4aed5336d444f89409f776c852d43ba7eb787ed1b49b8e9f2c5617735f |
| Manifest | 66ad9669fac9e2f803063c520ffe88b53cb5ce1790a820556a15def42dfbcfb2 |
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 | T3aGYzw6feDQjo3lLtE/qFgkoTx051aHGoC12c9WhG1UjRwnPP+Oh8WMTG7kqFn4wqxcQkFBe9jMPMLmvc5eBg== |
| 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
| 2026-09-17T10:56:45.492208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053048observed d3451d4aed5336d444f89409f776c852...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:45.474143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053048/manifest.jsonobserved 66ad9669fac9e2f803063c520ffe88b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:45.455393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053048/publication.mdobserved 322431e9e4de8dab98a41688150ad30e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:45.436618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053048/publication.txtobserved c6622b3bea5a24207531176ccf12e7ce...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. |
|---|