OT-2026-000021464
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000021464) never changes.
Identity and time
| Publication number | OT-2026-000021464 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-730d-8cf9-89da5846091a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021464 |
| Status | PUBLIC |
Content hashes
| Canonical text | e17139d59f0cf506d9a29d7dc49168cc1ead555a74810d3ff95c2c0b8782ab6b |
|---|---|
| Markdown | 7806f84304c220ae34faf15b48cdb66aae708486decf487cc294aa768a565f6b |
| Publication page | a5fcbc36d1f982e369d8ef4faaead19792841419e7e293b29fed166d8dbbd408 |
| Manifest | 02b173acdf6604f73f4463c31bd80f2a741174a671754bf6ff5bf0e3873d23ba |
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 | YZ4KIo+GyVkeZPkYBoi3oWI6rQdAbY5SmEGd7cQAJJoLOn7XcF+WNmsaiIekXxS/O3akUFbBe3zuhgNhNIQLBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:22.734948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021464observed a5fcbc36d1f982e369d8ef4faaead197...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:22.717847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021464/manifest.jsonobserved 02b173acdf6604f73f4463c31bd80f2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:22.700005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021464/publication.mdobserved 7806f84304c220ae34faf15b48cdb66a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:22.681271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021464/publication.txtobserved e17139d59f0cf506d9a29d7dc49168cc...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. |
|---|