OT-2026-000006417
Publication integrity record
Porous face vacuum gripper, three zone face, three stage ejector
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-2026-000006417) never changes.
Identity and time
| Publication number | OT-2026-000006417 · never reused |
|---|---|
| Internal UUID | 01a0a95a-82df-7947-8e71-aaa6ce6d8d73 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:34:36.385919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006417 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8632fe9e028c277d52ccadf3025eaac0dc1b79acfda17b7a3ee655a18dc6137b |
|---|---|
| Markdown | 83ed0ebced5cdfd9fa886710b82798765f9d9cc45627c0df79b1bb29b1b6c4f5 |
| Publication page | 0b16bda1c389ca507c112b5cfb6d07f0c5724e911e8a2ed17c462b3a1dbba0f5 |
| Manifest | 47d3f9a60fb225eab15ea5ddc87249d51f184563390a096e8e88b210e36eef19 |
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 | UYnLjivH3ikW837b+BSAoVYEbYddcpiGJ7lt0WiH8zanaAkidwbLMMZFW6S+lNAHRWNop4IqMtisLj2CPwBfDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:19.972579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006417observed 0b16bda1c389ca507c112b5cfb6d07f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:19.959925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006417/manifest.jsonobserved 47d3f9a60fb225eab15ea5ddc87249d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:19.946886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006417/publication.mdobserved 83ed0ebced5cdfd9fa886710b8279876...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:19.935062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006417/publication.txtobserved 8632fe9e028c277d52ccadf3025eaac0...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. |
|---|