OT-2026-000017554
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, 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-2026-000017554) never changes.
Identity and time
| Publication number | OT-2026-000017554 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-76ca-74bb-b40e-5bf33631a9b1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:30.105855Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017554 |
| Status | PUBLIC |
Content hashes
| Canonical text | db00856176b4ba1974511339e029902238f1bdcfa87ed8cd91f819391d8138c1 |
|---|---|
| Markdown | 6075815e9a532b6ace470aee0971597f0868f00c530688c40ef21b04a27d24cb |
| Publication page | eb1e4d202b4ec40bbb5d6d74d7c79a1b1a0905ceb5dbf85a9ac17b0c554cd3ab |
| Manifest | 7edaa964948250ef414bdb186a7023ee35f2a60547911313a3036ec12d6bdb96 |
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 | C9s/0m9gbyhM9CvAyYC1oUO1bM90ZxynKD/ynuG9BolPB1sZV6eWxIpkt96wKJXVJDlMvbIMwOzclXKVBFCXDg== |
| 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
| 2026-09-17T12:02:43.312427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017554observed eb1e4d202b4ec40bbb5d6d74d7c79a1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:43.293715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017554/manifest.jsonobserved 7edaa964948250ef414bdb186a7023ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:43.270671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017554/publication.mdobserved 6075815e9a532b6ace470aee0971597f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:43.246369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017554/publication.txtobserved db00856176b4ba1974511339e0299022...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. |
|---|