OT-2026-000004644
Publication integrity record
Vacuum cup gripper, per zone isolation, four outlet manifold, three stage ejector, 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-2026-000004644) never changes.
Identity and time
| Publication number | OT-2026-000004644 · never reused |
|---|---|
| Internal UUID | 01a0a91e-ae6b-7c13-86e8-4059bb2c736c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:29:15.374497Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004644 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b7529eefcabcd1c3dbf5d47f01d72f14e076dc262c06e7150ec98f63312cb9e |
|---|---|
| Markdown | 04908c19127a2e6997a5993fef177c13bc6391edfe709a7a1b3a0adc7389f608 |
| Publication page | fe211c3bb218c6082e4442feacc45b31099e111ceea9bdc8a70eb072c79ca02c |
| Manifest | 41008782673813bbbbe2b295c171da606f80f5aa264399fd983ab319a14cc589 |
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 | pIQmeu026yTfQfSaSyLBjwlqdGjAzbRw8YW+59fmPG5ydBkz/vaJBPCvTE1E7DajaSfX0nV1t84sDPQjdeNQAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:05.478693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004644observed fe211c3bb218c6082e4442feacc45b31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:05.462540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004644/manifest.jsonobserved 41008782673813bbbbe2b295c171da60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:05.448917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004644/publication.mdobserved 04908c19127a2e6997a5993fef177c13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:05.434592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004644/publication.txtobserved 7b7529eefcabcd1c3dbf5d47f01d72f1...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. |
|---|