OT-2026-000020988
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000020988) never changes.
Identity and time
| Publication number | OT-2026-000020988 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7259-b0d7-674a73a366f5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020988 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c0c16654f8e36768a7714f71d7289c97b1cd05a35aba6ce1110d63d12f517a8 |
|---|---|
| Markdown | c045756df33d99276771e320a5cf1cbbe9fbcca68de83045e79226425e551912 |
| Publication page | ebfc1b9aa62938497c2bf755177dbd4a3dc6f08bf1bdf6e0eeb249558ecc8d09 |
| Manifest | 6ec81575956283a27bd4b42bd4efcd891410b486056c7853d8c022bfb930d336 |
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 | STnCbXnJa28sIbV/njzyfcWfzYRKc8Fe8imKLaFEFWtLwIyfUi+A5g6MtYQYY2F0+8E3DOzwQnfmo2sVMBh1AA== |
| 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
| 2026-09-17T11:56:08.425083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020988observed ebfc1b9aa62938497c2bf755177dbd4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:08.406294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020988/manifest.jsonobserved 6ec81575956283a27bd4b42bd4efcd89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:08.387563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020988/publication.mdobserved c045756df33d99276771e320a5cf1cbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:08.366999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020988/publication.txtobserved 6c0c16654f8e36768a7714f71d7289c9...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. |
|---|