OT-2026-000021449
Publication integrity record
Single cup vacuum gripper, three stage ejector, sustained 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-2026-000021449) never changes.
Identity and time
| Publication number | OT-2026-000021449 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7136-9631-8d51bae76da0 · 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-2026-000021449 |
| Status | PUBLIC |
Content hashes
| Canonical text | a9fbb83bc23de6cb5d055bcf0b7ee1bba37f090d4437fea051379c8310b121ac |
|---|---|
| Markdown | 62c82afd305e9f3cef4618ef7d7577d709304fd835c1b3ad537a408d8c215005 |
| Publication page | 9e95e222443c096a40d08bf4297ff0ff9326ab1d11ebf057df2f4175d49ac907 |
| Manifest | 4274bffd3fed1f6c90ada28d2540844b92d666040847598a5592bc81d52e06c9 |
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 | L0syXE1WPaaONjlxUesFcWSiuHyGZaW/fSdr0c++1HE4FvkGGUx+YVCrgsUh/35VzFXUpqavMc8L5fOK5CeODA== |
| 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
| 2026-09-17T11:55:21.745711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021449observed 9e95e222443c096a40d08bf4297ff0ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:21.727897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021449/manifest.jsonobserved 4274bffd3fed1f6c90ada28d2540844b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:21.711406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021449/publication.mdobserved 62c82afd305e9f3cef4618ef7d7577d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:21.694207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021449/publication.txtobserved a9fbb83bc23de6cb5d055bcf0b7ee1bb...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. |
|---|