OT-2026-000005496
Publication integrity record
Porous face vacuum gripper, common isolation valve, two stage ejector, pressure verified, contact triggered
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-2026-000005496) never changes.
Identity and time
| Publication number | OT-2026-000005496 · never reused |
|---|---|
| Internal UUID | 01a0a93a-d682-7f35-bdd0-5a5514712615 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:00:00.647529Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005496 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8722a1f1b747b1f5ccfeb25447bce46d6f4404ee9a47e4d9aa7d845d42916964 |
|---|---|
| Markdown | 44a16e214cf29952dddaf4288d4292face036f8ff8f4394d2693a829a05e9256 |
| Publication page | c38336b326280c8ed215d62ce13bdaa9fdfb3155b3b6cc7c8b6c4f5b707c71be |
| Manifest | b408efab1ad08b690efe6e35672fd77b4d7dff5369ab7389727a370b86374b82 |
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 | hfji/PXHE7ziK5Jlt9LOs+KwEN0p3byeihn/8d4C+XszwW7KjHLbPmvummCH+etfGyG+HYy9gs4Kvf1myCgwDw== |
| 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
| 2026-09-16T08:00:02.385882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005496observed c38336b326280c8ed215d62ce13bdaa9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:02.245851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005496/manifest.jsonobserved b408efab1ad08b690efe6e35672fd77b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:02.233520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005496/publication.mdobserved 44a16e214cf29952dddaf4288d4292fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:02.219924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005496/publication.txtobserved 8722a1f1b747b1f5ccfeb25447bce46d...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. |
|---|