OT-2026-000031836
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000031836) never changes.
Identity and time
| Publication number | OT-2026-000031836 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-716b-840b-f2acaa98ae3f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031836 |
| Status | PUBLIC |
Content hashes
| Canonical text | d38fe5966b0d10fcabc02fe1614bfe5a3fafd56c5de4d4e5330159d5cec24868 |
|---|---|
| Markdown | 8bc561d422df0ef09c345b0b9fade02e65db3084de364ba444b1fe9165167ee2 |
| Publication page | 12a7341200d899eaacfb8eb443e2962067470234ff24bfe30aefd8cd547c509f |
| Manifest | 529577d4c1f335bed7330099dc44bcb03af1b162ce6241c548b1614ce7490d2d |
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 | IL8AZg4ptdgs5pGON00vnoR6ENhsd8ytwhQ66P+0wJH8+wuepHfC8zUjQ5KBz+Daz19JCKvNUSsExU3yNukhAQ== |
| 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
| 2026-09-17T11:35:05.024334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031836observed 12a7341200d899eaacfb8eb443e29620...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:04.966502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031836/manifest.jsonobserved 529577d4c1f335bed7330099dc44bcb0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:04.938740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031836/publication.mdobserved 8bc561d422df0ef09c345b0b9fade02e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:04.895531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031836/publication.txtobserved d38fe5966b0d10fcabc02fe1614bfe5a...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. |
|---|