OT-2026-000034352
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000034352) never changes.
Identity and time
| Publication number | OT-2026-000034352 · never reused |
|---|---|
| Internal UUID | 01a0ae75-df0e-7abd-9f7f-3faaa1d3f6a1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:35.550760Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000034352 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3fb402f36b68c4043736e8e4bde1c94dea352e12b36d1b4d9a62d9ec9b147780 |
|---|---|
| Markdown | 5ce902193007f9b206ac5049acf32032a7a9ad2829dac0c3e419eb7f3ed1d2f4 |
| Publication page | 14f92ee600f04b84f4651fb361ea08d60935c5895b6c8dceb4431e53988decbb |
| Manifest | ea89fcfa6f0142fa9e27222a1ae960efafe45ffb3f174de4e8b70c50ab5bb8e6 |
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 | H5Aq7y5cwO0yqjHCy0a7Gy0VqHKUmKGMmRKVPU6SWW1qvXEN5rR5LlIziY4F3vrkwGdr4fNvqky+5vY9m4onCA== |
| 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
| 2026-10-12T08:41:21.333639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034352observed 14f92ee600f04b84f4651fb361ea08d6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-12T08:41:21.247453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034352/manifest.jsonobserved ea89fcfa6f0142fa9e27222a1ae960ef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T08:41:21.169746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034352/publication.mdobserved 5ce902193007f9b206ac5049acf32032...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T08:41:21.090504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034352/publication.txtobserved 3fb402f36b68c4043736e8e4bde1c94d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:41:02.133213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034352observed 14f92ee600f04b84f4651fb361ea08d6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:41:02.022832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034352/manifest.jsonobserved ea89fcfa6f0142fa9e27222a1ae960ef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:41:01.926071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034352/publication.mdobserved 5ce902193007f9b206ac5049acf32032...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:41:01.782994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034352/publication.txtobserved 3fb402f36b68c4043736e8e4bde1c94d...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|