OT-2026-000021944
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000021944) never changes.
Identity and time
| Publication number | OT-2026-000021944 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7627-bb2d-2f72e6b20e1a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021944 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2e38e1daf662b75a3c737f8a293c5aad05e9b5ed6fd1769e920ef7c167430d8 |
|---|---|
| Markdown | 6fd6e5e8dc86cd7289a348b9a3654dcc7ff9fe20bdf8c73399b7b63d0bbb203e |
| Publication page | ed3a07f36e966cdb6321e65f855bc324a622997e5ded0a5e204a0c845041c35a |
| Manifest | 2897c47b95a00304633e2ad11339e3d21e227954fe7cde82767cd7196161c225 |
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 | xmzaTIuzqix8w++hrqgh6M1SJkCKE9cP2kPG3h1XVtU27B6BoWQt8OAuco0VyJ4DKnOhZ6KgRSIz4ftb2gNWDQ== |
| 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
| 2026-09-17T11:54:36.624603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021944observed ed3a07f36e966cdb6321e65f855bc324...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:36.606894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021944/manifest.jsonobserved 2897c47b95a00304633e2ad11339e3d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:36.585422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021944/publication.mdobserved 6fd6e5e8dc86cd7289a348b9a3654dcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:36.567473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021944/publication.txtobserved f2e38e1daf662b75a3c737f8a293c5aa...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. |
|---|