OT-2026-000005142
Publication integrity record
Porous face vacuum gripper, per zone isolation, ejector fed, pressure verified
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-2026-000005142) never changes.
Identity and time
| Publication number | OT-2026-000005142 · never reused |
|---|---|
| Internal UUID | 01a0a92f-3852-7973-afc9-b1ff55f56303 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:47:19.371286Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005142 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2159cb97b7e6214a440a3123d57290b91b792600040e2ac4cc7e28c7fd0312e |
|---|---|
| Markdown | 4a10d2eef20e731b364e594540cb89c1b9eb5a54352aa4a355bdd9c5ca766486 |
| Publication page | e4b2655982ca29b5aea881371d479eee9a10c8f37a73f65571b25436dd753a1f |
| Manifest | a6173f12c471e976e568e71aff7198cbdf6b95e97208920d377a789f8f298dae |
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 | 3VfouEBLr6VBwLC8YDmYi/E9XyjGM0ccQWSZ6uqc7DqhEyFSCB7jM+teDyJFIzBHctsTQ92B+j4QgrzP4YRfAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:10.905517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005142observed e4b2655982ca29b5aea881371d479eee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:10.893243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005142/manifest.jsonobserved a6173f12c471e976e568e71aff7198cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:10.880640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005142/publication.mdobserved 4a10d2eef20e731b364e594540cb89c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:10.746396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005142/publication.txtobserved b2159cb97b7e6214a440a3123d57290b...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. |
|---|