OT-2026-000021446
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000021446) never changes.
Identity and time
| Publication number | OT-2026-000021446 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7ae8-86ab-bdb0857d5a61 · 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-2026-000021446 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7730bc8d0d4ea62de6910257e1e9c45c7ec4dcb7bc77409e71a64952756f695 |
|---|---|
| Markdown | 370b959fc445942522c956136fae17237886c1def7645b2921d7d4069878cc7e |
| Publication page | 3eb0618b64ea574944c26cecf7a88b20dbc3cb076106347afe0ee4c2b6e71e4a |
| Manifest | db0ff9f98b517160fd97054c76d4ec7b5dbd4e8793ff5a3ab4b0e522307be801 |
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 | Pzy6gc5Oq0v0TBDhwEVqJhvgsdFYtdAgfOkETH4R+RboLv8CP59pAF6F2kbZG8whyr3DvSYytvxAi7RzlPKWAw== |
| 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
| 2026-09-17T11:55:21.451375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021446observed 3eb0618b64ea574944c26cecf7a88b20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:21.430823Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021446/manifest.jsonobserved db0ff9f98b517160fd97054c76d4ec7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:21.412450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021446/publication.mdobserved 370b959fc445942522c956136fae1723...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:21.394427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021446/publication.txtobserved d7730bc8d0d4ea62de6910257e1e9c45...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. |
|---|