OT-2026-000074528
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000074528) never changes.
Identity and time
| Publication number | OT-2026-000074528 · never reused |
|---|---|
| Internal UUID | 01a0ae93-717b-7a1b-9062-c6181e2bcab6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074528 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8cb765a9db2f4edc5e263cf808136969e0b031aa52b31311d14e1af14ecc2ee9 |
|---|---|
| Markdown | 82f2225285a91420b085f45c812e2cb46360ac65c172a67e9cf63e6554ef1148 |
| Publication page | 930e736111a6aa775f00137868f5ea6cd5cb59bca0a2404a5fde93fb83dae410 |
| Manifest | c8b943aac93a9e40b25c1305e20e41031f7f50586f6e9a332f71c79fa1e74b43 |
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 | gIozxj1wtnH/sn7zqwHqqQcyLZaibDDhi9tfaywjSijrD6yIWcofBG4rqFbDkEFJnd287aqopP1Sas2C+BNrBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:19:30.460546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074528observed 930e736111a6aa775f00137868f5ea6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:30.442266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074528/manifest.jsonobserved c8b943aac93a9e40b25c1305e20e4103...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:30.424508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074528/publication.mdobserved 82f2225285a91420b085f45c812e2cb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:30.405619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074528/publication.txtobserved 8cb765a9db2f4edc5e263cf808136969...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. |
|---|