OT-2026-000089319
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000089319) never changes.
Identity and time
| Publication number | OT-2026-000089319 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db01-7c0a-9886-e17651d3c49e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089319 |
| Status | PUBLIC |
Content hashes
| Canonical text | f43e9548e39231981a4928557493cb3aa779ec4aea801785e78d88e91eed32bd |
|---|---|
| Markdown | 610dc5e62856ab20640c4c61693a269303f5842b904c60cb7dc2e309029f270d |
| Publication page | f34d7f444ce273bab7d662b91707ec6420fe46aeeeae9c30dc62308af86bd3ce |
| Manifest | 9322fc201b4ba96731cd9ad9061b9800fced713ecb64fc58a21270916db42e09 |
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 | 9j77a8ZnIDMiJSr71Bj4YC/1SVZ7er2X1kxNnlbflxigzgj4jBNT3SF73+lCS7ZOWWLU/tmY4tD70YPgsTmADg== |
| 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
| 2026-09-17T09:47:22.232285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089319observed f34d7f444ce273bab7d662b91707ec64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:22.216696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089319/manifest.jsonobserved 9322fc201b4ba96731cd9ad9061b9800...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:22.198591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089319/publication.mdobserved 610dc5e62856ab20640c4c61693a2693...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:22.182038Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089319/publication.txtobserved f43e9548e39231981a4928557493cb3a...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. |
|---|