OT-2026-000021216
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000021216) never changes.
Identity and time
| Publication number | OT-2026-000021216 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7f58-ba24-d912fb77eb34 · 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-2026-000021216 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75182796bf68fbd0cd2a29096dbb9514334033bcfa88027a4a078197d0e73784 |
|---|---|
| Markdown | 2736fda67da40ceeb2dcb9d770749c1c4e5af1fc147fe2361f73b80359a22032 |
| Publication page | 1cdc4a101a9ddd781e2e3d53dd4da7af5234e63850dd1dd80bddb1e7111001ae |
| Manifest | 3b839b46ef88020fbf084ff77d6d493229c91ee7fcd82b17078fa2bad0960265 |
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 | HTNFUWXWOMFVa56A+oPs8afzgAczlMZrK16z4w5tdANFVe/XRHphcA7eHXU/vVlFSjahfRDmnSmOlbuf5XSJCg== |
| 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
| 2026-09-17T11:55:01.123740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021216observed 1cdc4a101a9ddd781e2e3d53dd4da7af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:01.105637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021216/manifest.jsonobserved 3b839b46ef88020fbf084ff77d6d4932...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:01.085269Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021216/publication.mdobserved 2736fda67da40ceeb2dcb9d770749c1c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:01.065271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021216/publication.txtobserved 75182796bf68fbd0cd2a29096dbb9514...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. |
|---|