OT-2026-000021343
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000021343) never changes.
Identity and time
| Publication number | OT-2026-000021343 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7ae6-b77f-2c9bc5fbcc1a · 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-2026-000021343 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d204aef4c0aeb794c71e28d0d645145328e7b5c36983b83a1211f3b0eafebf7 |
|---|---|
| Markdown | 84ac53a835c7565034ae4eb04a5f1871e0d80170b64ba6f804c60edbfda630ba |
| Publication page | 233b676e18fb1a81f41786b18641796234b745ce40e065ca5a327c35dc1ec21b |
| Manifest | 762d2273b834d2ad3b902a901ebcfe3385c60e1688308c36c6e3ac2926403ca4 |
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 | cIztMLTwOT8bsMMzgaXoHJbWhmsiZ/mCXs8zo2NutL4AZduLAHSzAd0/fjRPmWfgHQHulMmM1PWuAdOlOUtZAw== |
| 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
| 2026-09-17T11:55:11.779319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021343observed 233b676e18fb1a81f41786b186417962...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:11.760966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021343/manifest.jsonobserved 762d2273b834d2ad3b902a901ebcfe33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:11.741665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021343/publication.mdobserved 84ac53a835c7565034ae4eb04a5f1871...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:11.720938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021343/publication.txtobserved 4d204aef4c0aeb794c71e28d0d645145...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. |
|---|