OT-2026-000007993
Publication integrity record
Foam pad vacuum gripper, pump fed, supply line pressure sensor, sustained blow-off after set-down
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-2026-000007993) never changes.
Identity and time
| Publication number | OT-2026-000007993 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908b-7897-b807-2669f66ab8a7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007993 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0aaae27e2368e70abd58f4dd1b62167e03e371082c16e771db850d191d954413 |
|---|---|
| Markdown | 49f64748347f7b41e9a359b7ab7e23e7dfa054384c18e0a2eeea5c4f1f86d482 |
| Publication page | 19eb46ac504fada266439ae0e9c2aa9a78b378827e2dac2e37d82ccb7e979c74 |
| Manifest | 9a1eebfc41844f8ca9e704af3f3622faf825ff9d12ff73d08021a01bfa4f3e93 |
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 | rjjUHhqHUyXnX5RQgaJ4wmkLTXIWqMUZQZ0S3wAyGfeFNfUUZNLJrfQUQSJHMcxoFzPaRBnkNwVx6BlJbmA6BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:32.447985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007993observed 19eb46ac504fada266439ae0e9c2aa9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:32.425667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007993/manifest.jsonobserved 9a1eebfc41844f8ca9e704af3f3622fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:32.405019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007993/publication.mdobserved 49f64748347f7b41e9a359b7ab7e23e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:32.384979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007993/publication.txtobserved 0aaae27e2368e70abd58f4dd1b62167e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:08.576930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007993observed 19eb46ac504fada266439ae0e9c2aa9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:08.553447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007993/manifest.jsonobserved 9a1eebfc41844f8ca9e704af3f3622fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:08.530860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007993/publication.mdobserved 49f64748347f7b41e9a359b7ab7e23e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:08.502898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007993/publication.txtobserved 0aaae27e2368e70abd58f4dd1b62167e...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. |
|---|