OT-2026-000021610
Publication integrity record
Foam pad vacuum gripper, two 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-2026-000021610) never changes.
Identity and time
| Publication number | OT-2026-000021610 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7604-9a94-2032e298ea18 · 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-2026-000021610 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca6f380e213de01ec154da0d39d1768ea3ee0bc2ef3869c3e00a4f1c2952e747 |
|---|---|
| Markdown | 37a9ae8ce581db5d926d6798cc6621d472d5398a176b47ad7ea8d2c59cb22bd6 |
| Publication page | 3c5717d30ef09c70ebd2dd56b2fe7d1fd750e3cdd7111e164c4e3ef73357e590 |
| Manifest | 75f10be12b752e6f9db90f8bc4f36ae3e87827a6c612b5ed233f33a3c0163658 |
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 | hm7r08P2dLMcGfEOdPqTnSHJvNo1Ob1ycLzj7gACyc/MzI/49judWLF9icWMZsq7LMwi6PvTD9egy5tV4wi4Aw== |
| 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
| 2026-09-17T11:54:08.176674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021610observed 3c5717d30ef09c70ebd2dd56b2fe7d1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:08.158382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021610/manifest.jsonobserved 75f10be12b752e6f9db90f8bc4f36ae3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:08.141305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021610/publication.mdobserved 37a9ae8ce581db5d926d6798cc6621d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:08.122684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021610/publication.txtobserved ca6f380e213de01ec154da0d39d1768e...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. |
|---|