OT-2026-000038642
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000038642) never changes.
Identity and time
| Publication number | OT-2026-000038642 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d55-7d6e-9a1e-f9a9a383fb0e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038642 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1338e87171ac759725c7d1e6ed8a345a4cb0f977d81221f220afc10de607cdf8 |
|---|---|
| Markdown | b2496c5932404618da7f2c66a7e91e073a258063a642e9ca577a3533cc00f6d1 |
| Publication page | 3343d10f668df538382c93c0eeda42c7c1b8f133fd6e815cbd685f24760ec033 |
| Manifest | 80db7e5b7e02562469ef1220d6200aba4a616d64e08d3b4d9bc8b3010780be86 |
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 | rH6UQ3sBEJbagDXCaxXaSjd9U5Q3QpiVw8Aipb/08zShSnidFepDeCAzPtC72Ih5qgpG0JF+Q9rsCVySi6TIAw== |
| 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
| 2026-09-17T11:22:56.318735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038642observed 3343d10f668df538382c93c0eeda42c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:22:56.302150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038642/manifest.jsonobserved 80db7e5b7e02562469ef1220d6200aba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:56.285105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038642/publication.mdobserved b2496c5932404618da7f2c66a7e91e07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:56.267977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038642/publication.txtobserved 1338e87171ac759725c7d1e6ed8a345a...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. |
|---|