OT-2026-000031492
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line 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-2026-000031492) never changes.
Identity and time
| Publication number | OT-2026-000031492 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7e7b-bad0-1cedcc1df0b3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031492 |
| Status | PUBLIC |
Content hashes
| Canonical text | eecd41dd463c63b233c61449c2edd24e1fae67c5406359676763f9bd6077871e |
|---|---|
| Markdown | ea86e071c4e862c3ca50a9e34f4f018a1cc7893f137814f9e204e211b1ef8b2f |
| Publication page | 73ea80441d8bbb77ff45b26c6f423317420bdc8b25e8e5457570fef7f969239b |
| Manifest | 60f8a0ccc7b4571fea5d11cb15d114fdb00c200d0527af4ab724d16eb9f5fa85 |
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 | BIvd7N9jN0YOK/pbdho6/qSjguK2e5N5TAGh17KKH9nXi9KyVZgoN784mJ37FvmWEBRfSN67JL0PfX0wunJtBg== |
| 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
| 2026-09-17T11:36:19.184313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031492observed 73ea80441d8bbb77ff45b26c6f423317...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:19.163669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031492/manifest.jsonobserved 60f8a0ccc7b4571fea5d11cb15d114fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:19.145319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031492/publication.mdobserved ea86e071c4e862c3ca50a9e34f4f018a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:19.127412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031492/publication.txtobserved eecd41dd463c63b233c61449c2edd24e...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. |
|---|